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Accelerating the Open Banking API Journey
Sheriff Shitu. 25th
October 2016.
When will “Open” and “Banking” finally play together? Well, not yet, and probably not until the Fintech
community and cohorts come to terms with the reality that Banks are not innovation averse (at least not all). And
that the shackles limiting their speed and agility are characteristic of any company born at their time, of their size,
and entrusted with such responsibilities as protecting assets of other entities. Although Open Banking APIs
represent the utopia that Fintechs and the tech industry as a whole have yearned for in a long time, it has always
been notoriously touted as the end time for banks. Luckily, many banks have started to figure out how they could
play in the new economy that awaits. They have started to realize that it is not so bad for them after all, and while
this win-win scenario might be a more viable narrative for Open banking, we need to admit that the Banks need
to be supported through the transition.
Ubiquitous computing and consumerization of technology have changed many aspects of daily life. From social
media customer service engagements to the remote access to room temperature settings prior to hotel check-in,
consumer expectation from service delivery is rapidly changing and increasingly demanding. Companies are
realizing that losing a customer is as easy as the installation of a new app. On the other hand, customer retention
could be as costly as establishing an entirely new business unit just to create additional value to keep customers
happy, even though to the customer, a new business unit simply means another software feature update.
Inarguably, understanding the needs of customers and continually innovating rapidly to meet these needs is key
to survival in today’s business world. Unfortunately, not every industry is prepared for such agility.
In a world where almost all banking services are expected to be available without a visit to a bank branch, Banks
have responded with sms banking, telephone banking, ATM banking, internet banking, mobile banking, social
media banking, video banking, and even bot banking, all in a bid to meet customer demands. However, what
happens when customers start to expect banking services to be available from devices, apps and services not
2
within the control of their banks? This introduces a whole new level of complexity surmountable only by deep
understanding of Identity and Access management, Service oriented software paradigms, Cloud Computing, and
IT security. Add other liabilities of preventing criminal or terror financing, regulatory compliance, and money
laundering, then the complexity deepens and transcends the popular convenience vs security dilemma applicable
to other industries. Banks have to speedily develop capabilities that are otherwise native to digitally born
technology companies.
Learnings from the API economy and Co-creation in other industries
Opening up data and internal capabilities for third party consumption is no new phenomenon in many industries.
In fact, organisations have willingly opened up to enable maximum reach beyond that of their own predefined
markets. A train company for example which invests in train frequency and punctuality but does not make its
train timetables available to consumer app developers or other third parties limits its potentials. In the same vein,
where tickets cannot be purchased or managed from third party apps, the train company also misses out on
revenue coming from apps like multi-modal journey planners which could otherwise offer a train ticket in addition
to other transportation means to complete a customer’s entire door-to-door journey – a use case which the train
company might not have ever considered. Another example is UBER’s application of Google’s Map API to power a
business case that had no place in Google’s own roadmap, thereby earning them substantial and unforeseen
revenues through the Google Maps Premium service. This seamless interconnectivity between disparate open
systems of different companies is often made possible by APIs (Application Programming Interfaces).
Once a company decides to open up internal systems via API for 3rd
party consumption, two strategic changes
occur:
 The company establishes presence in a different position on its own supply chain, thereby becoming a
business enabler with a B2B function.
 Its target market widens with increasing addition of new business and consumer segments
Two other strategic actions commonly noticed is a formation of a new unit dedicated to overseeing the business
success of the Open API, and Co-creation. In achieving its commercial objectives, the API-offering business is often
concerned with the success of its API clients in their respective applications and is therefore more willing to
collaborate with them to develop outstanding business propositions and co-create to drive increased usage of the
APIs. In the end, it is a win-win for both parties.
A common criticism of Open APIs is that companies leave room for more intense competition for their own retail
offerings. However, in such cases, the long term co-creation revenue potentials (given APIs are supported with
carefully planned commercialisation models) often outweigh the perceived sacrifice. Even in industries where
3
there are genuine concerns of loss of customers to the smaller, more agile, and more customer-focused tech
disruptors, open APIs offer incumbents a new revenue source, and a strategic option of inorganic growth through
various kinds of alliances, mergers and even takeovers. After all, it is better to disrupt oneself than to be
disrupted.
The State of Open APIs in Banking
In the banking industry, Open APIs are not yet common place. According to a recent research reported by Axway1
,
although majority of banks have APIs in place, about 60% of them keep the API’s exclusively for internal use only
(Private APIs). These APIs are not offered as a product to make banking services available to third parties and
therefore offer no revenue opportunities whatsoever. The APIs connect to Core Banking Systems and act as
interfaces for other Banking channels offered directly to the Bank’s predetermined customer segments. However,
internal consumption of Private APIs is a first step towards understanding how APIs are best implemented,
managed, and most importantly, monetised – a logical prerequisite to the business of Open or Public APIs.
A further 20% of banks have gone further to develop a partner ecosystem where a few trusted partners have
been invited to develop using the Bank’s APIs. These banks are often spotted hosting hackathons to facilitate
engagements with developer communities. Dummy APIs (with anonymised data not connected to live systems)
are made available during hackathons for developers and Partners to experiment with. Such events allow Banks
to observe how their APIs will be used eventually if and when they become publicly available. Although all APIs
made public during hackathons are usually withdrawn immediately after the event ends, this should be lauded as
a braver move in the direction of Open APIs.
A few Banks have conceived the potentials of Open Banking APIs as capable of surpassing the possible challenges.
These Banks have opened up their Banking APIs to power banking and payments capabilities provided by third
parties, thereby driving volumes of transactions through use cases championed by these third parties. Specifically,
about 20% of Banks with some form of APIs are reported to have reached this final stage of going public with their
APIs.
Factors driving the adoption of Open Banking APIs
As for Banks already exploring with either Partner or Public APIs, here are some driving factors:
 Regulatory pressure: In the light of the EU’s PSD2 directive, the UK’s Open Banking Initiative, and other
similar regulations already in effect or coming soon to other geographies, Banks cannot afford to sit back
and just become a data exchange pipe or payment processing dummy. Some intelligence needs to be
1 https://www.axway.com/sites/default/files/report_files/axway_report_banking_apis_state_of_the_market_report_apidays.pdf
4
built around all capabilities to be consumed by third parties to ensure scalability and profitable
monetization; Open APIs offer the best solution, arguably.
 Competitive tension: In an industry as competitive as Banking, clearly, inaction is not an option. A
mistake of delay could cost a major bank its competitive position. Competitive tension is therefore a
major drive for some of the early adopters of Open banking APIs.
 Sheer disruption: The Banking industry has recently seen the entry of digital-only players, boasting of
more customer-friendly banking services, and looking to disrupt the industry with digital initiatives. Such
players are usually adept at Open APIs and often have them as part of their offerings from inception.
 Changing user needs: User needs of the digital age are very demanding and the gap between available
Banking apps features and these needs are becoming wider. Some banks have found keeping up with
customer needs in all use cases possible to be exhausting and are therefore empowering smaller but
more agile tech companies with the capabilities required to cater to these use cases. Such empowerment
is easily delivered via Open APIs.
Challenges of Open Banking APIs
If about 80% of Banks are yet to take the leap from Private or Partner APIs to openly available ones, then there
are certainly some factors responsible for this inertia.
In the customer’s eyes, the supply chain node which matters the most is the one that owns that provides the
retail interface with which the customer interacts. In the Open banking world, App owners therefore hold so
much power due to their position in the supply chain. They are not mere distributors but creators of continuous
value for the customers and this intrinsic ability to learn and swiftly respond to customer needs make them
endeared to customers whether or not they hold customer data. This could explain why the banks are resistant to
5
relinquish control of customer interfaces. Yet, unlike Banks, these tech companies catering to various diverse
customer use cases have mastered the art of customer development – a term (coined by Steve Blank) which could
loosely interpret as the evolution of products in tight accordance with changing user needs. A customer’s desire
for an application which solves a particular user need (and which their bank does not support due to unavailable
APIs) could easily trigger the switch of banking providers and thus the loss of a Bank customer anyway. It
therefore can be argued that supporting these application providers and tech companies via Open APIs will be a
more sensible option for the Bank to retain their customers. Business consequently is faced with the challenge of
rethinking business models to ensure that such co-creation is as profitable for the bank (if not more) than actually
owning the application interfaces designed for customers – this is one part of the puzzle that is yet to be fully
deciphered. Worth noting also is the possibility of retaining and developing continuously Banking solutions
already offered by the bank via their own digital channels while still offering Open APIs.
Besides the business challenges discussed above, there exists technology and compliance challenges also, some of
which are highlighted in the next section.
Embarking on the Open Banking API journey
As every bank has its own area of strength, structure, set of propositions, and technical configuration which forms
its identity, implementing Open APIs and optimizing for profitability will not follow the same pattern for all.
However, for banks that have taken the lead, here is a commonly identified roadmap:
Phase 1 -- SOA overhaul of Legacy Systems: Firstly, Banks need an overhaul of legacy systems to achieve a Service
Oriented Architecture (SOA). With the exception of new players, Core Banking Applications are powered by very
old systems that have experienced hundreds and thousands of revisions over the years. Managing these core
systems is not an easy task for banks. While a very tiny few are able to re-write their entire legacy systems, this is
almost impossible at most Banks which have therefore achieved the SOA overhaul by creating an application layer
that provides access to legacy capabilities via APIs.
Phase 2 -- Scaling while complying: Secondly, opening up APIs for external access of third parties have
implications of Privacy, Security, Regulatory compliance and Scalability which technology leadership have to
consider delicately. Banks will have to review several thousand use cases brought forward by tech companies;
many of which cannot be foreseen by the banks. API management will therefore need to be introduced to ensure
that policies can be enforced with a degree of automation that supports scale of service as the bank learns.
Phase 3 -- Commercialization of APIs: Finally, for business success, APIs have to be designed in ways to ensure
commercialization vis a vis metrics, access policies, tiers and pricing that can be applied per API user.
6
As can be noticed in this roadmap, unlike the first milestone, the last two are usually not just up to a Bank’s
Technology leadership to implement, and the non-collaborative custom commonly observed at Banks is partly to
blame for the slowness in achieving Open APIs. Phase 2 requires additional skill in API security, Physical/Cloud
infrastructure, and Compliance from Data protection, Regulatory and Privacy standpoints which the Banks might
not immediately have. Phase 3 on another hand requires a high level of data-driven, agile product development in
the Product management of the APIs as commercial products. These are not expertise that are immediately
available at the Bank and will need to be developed over time or imported. The complexity of the latter 2 phases
could require some level of collaboration with technology companies with Open Banking API or Open Financial
Services API management expertise. Such partnership often becomes inevitable when building internally is too
complicated and buying is unfeasible given the sensitivity to the Bank’s business and the requirements for
ongoing development.
Selecting an Open Banking API Partner
For banks adopting Open APIs, there is a desire to do so with a clear plan for profitability, rather than merely
becoming a pipe for account information transmission or an intermediary engine for payment services execution.
However, whilst Banks agree to the need for an Open API Platform partner, finding the right one is challenging;
Vendors are reported to be too quick to standardize API management platforms for productising, while many of
the popular platforms are simply imported from other industries and do not necessarily meet the niche needs of
Banking.
Considerations when selecting an Open Banking API Platform:
 An ideal platform should allow the Bank to open up banking services in a secure, controlled, flexible, and
measurable manner.
 The platform should report in fine details transactions initiated through various business/consumer uses
of a Bank’s APIs
 The platform should allow Banks manage access and access levels of 3rd
party products connecting to
Open Banking APIs
 Security and Compliance teams should be able to set up and assign security and data access policies to
connecting apps
 Security teams should be able to Map API security profiles to internal security systems
 The platform should provide a Sandbox that allows developers test apps against the Bank’s APIs
 The bank should be able to define metrics which could inform monetisation as well as facilitate
monitoring of API usage and performance
7
 The Bank should be able to deploy APIs with a choice of Private or Cloud hosting while keeping data on
premise
 The platform should make provision for Rate Limiting and API traffic control
 The banks should be able to setup pricing tiers and customer tiers
 An ideal Banking API platform provider should have experience serving the Banking/Financial Services
industry.
In conclusion, the achievement of Open Banking APIs is a win-win for the Banks and the Technology industry
(Fintech included). Accepting that the innovation starts from within the Banks and offering them the required
support will be important for success. There are already clear signs that Open APIs have come to stay and will
disrupt the Banking industry, pushing banks to devise new ways to reinforce their competitive positions while
accelerating their Open Banking API journeys. Many banks have been said to have milestones set up in the
coming months to achieve or at least progress on their Open Banking API roadmap. Although the 20% which have
opened up their Banking APIs are still a very small number, their pioneering experiences are undoubtedly under
close watch of the entire industry.

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Accelerating the Open Banking API Journey

  • 1. 1 Accelerating the Open Banking API Journey Sheriff Shitu. 25th October 2016. When will “Open” and “Banking” finally play together? Well, not yet, and probably not until the Fintech community and cohorts come to terms with the reality that Banks are not innovation averse (at least not all). And that the shackles limiting their speed and agility are characteristic of any company born at their time, of their size, and entrusted with such responsibilities as protecting assets of other entities. Although Open Banking APIs represent the utopia that Fintechs and the tech industry as a whole have yearned for in a long time, it has always been notoriously touted as the end time for banks. Luckily, many banks have started to figure out how they could play in the new economy that awaits. They have started to realize that it is not so bad for them after all, and while this win-win scenario might be a more viable narrative for Open banking, we need to admit that the Banks need to be supported through the transition. Ubiquitous computing and consumerization of technology have changed many aspects of daily life. From social media customer service engagements to the remote access to room temperature settings prior to hotel check-in, consumer expectation from service delivery is rapidly changing and increasingly demanding. Companies are realizing that losing a customer is as easy as the installation of a new app. On the other hand, customer retention could be as costly as establishing an entirely new business unit just to create additional value to keep customers happy, even though to the customer, a new business unit simply means another software feature update. Inarguably, understanding the needs of customers and continually innovating rapidly to meet these needs is key to survival in today’s business world. Unfortunately, not every industry is prepared for such agility. In a world where almost all banking services are expected to be available without a visit to a bank branch, Banks have responded with sms banking, telephone banking, ATM banking, internet banking, mobile banking, social media banking, video banking, and even bot banking, all in a bid to meet customer demands. However, what happens when customers start to expect banking services to be available from devices, apps and services not
  • 2. 2 within the control of their banks? This introduces a whole new level of complexity surmountable only by deep understanding of Identity and Access management, Service oriented software paradigms, Cloud Computing, and IT security. Add other liabilities of preventing criminal or terror financing, regulatory compliance, and money laundering, then the complexity deepens and transcends the popular convenience vs security dilemma applicable to other industries. Banks have to speedily develop capabilities that are otherwise native to digitally born technology companies. Learnings from the API economy and Co-creation in other industries Opening up data and internal capabilities for third party consumption is no new phenomenon in many industries. In fact, organisations have willingly opened up to enable maximum reach beyond that of their own predefined markets. A train company for example which invests in train frequency and punctuality but does not make its train timetables available to consumer app developers or other third parties limits its potentials. In the same vein, where tickets cannot be purchased or managed from third party apps, the train company also misses out on revenue coming from apps like multi-modal journey planners which could otherwise offer a train ticket in addition to other transportation means to complete a customer’s entire door-to-door journey – a use case which the train company might not have ever considered. Another example is UBER’s application of Google’s Map API to power a business case that had no place in Google’s own roadmap, thereby earning them substantial and unforeseen revenues through the Google Maps Premium service. This seamless interconnectivity between disparate open systems of different companies is often made possible by APIs (Application Programming Interfaces). Once a company decides to open up internal systems via API for 3rd party consumption, two strategic changes occur:  The company establishes presence in a different position on its own supply chain, thereby becoming a business enabler with a B2B function.  Its target market widens with increasing addition of new business and consumer segments Two other strategic actions commonly noticed is a formation of a new unit dedicated to overseeing the business success of the Open API, and Co-creation. In achieving its commercial objectives, the API-offering business is often concerned with the success of its API clients in their respective applications and is therefore more willing to collaborate with them to develop outstanding business propositions and co-create to drive increased usage of the APIs. In the end, it is a win-win for both parties. A common criticism of Open APIs is that companies leave room for more intense competition for their own retail offerings. However, in such cases, the long term co-creation revenue potentials (given APIs are supported with carefully planned commercialisation models) often outweigh the perceived sacrifice. Even in industries where
  • 3. 3 there are genuine concerns of loss of customers to the smaller, more agile, and more customer-focused tech disruptors, open APIs offer incumbents a new revenue source, and a strategic option of inorganic growth through various kinds of alliances, mergers and even takeovers. After all, it is better to disrupt oneself than to be disrupted. The State of Open APIs in Banking In the banking industry, Open APIs are not yet common place. According to a recent research reported by Axway1 , although majority of banks have APIs in place, about 60% of them keep the API’s exclusively for internal use only (Private APIs). These APIs are not offered as a product to make banking services available to third parties and therefore offer no revenue opportunities whatsoever. The APIs connect to Core Banking Systems and act as interfaces for other Banking channels offered directly to the Bank’s predetermined customer segments. However, internal consumption of Private APIs is a first step towards understanding how APIs are best implemented, managed, and most importantly, monetised – a logical prerequisite to the business of Open or Public APIs. A further 20% of banks have gone further to develop a partner ecosystem where a few trusted partners have been invited to develop using the Bank’s APIs. These banks are often spotted hosting hackathons to facilitate engagements with developer communities. Dummy APIs (with anonymised data not connected to live systems) are made available during hackathons for developers and Partners to experiment with. Such events allow Banks to observe how their APIs will be used eventually if and when they become publicly available. Although all APIs made public during hackathons are usually withdrawn immediately after the event ends, this should be lauded as a braver move in the direction of Open APIs. A few Banks have conceived the potentials of Open Banking APIs as capable of surpassing the possible challenges. These Banks have opened up their Banking APIs to power banking and payments capabilities provided by third parties, thereby driving volumes of transactions through use cases championed by these third parties. Specifically, about 20% of Banks with some form of APIs are reported to have reached this final stage of going public with their APIs. Factors driving the adoption of Open Banking APIs As for Banks already exploring with either Partner or Public APIs, here are some driving factors:  Regulatory pressure: In the light of the EU’s PSD2 directive, the UK’s Open Banking Initiative, and other similar regulations already in effect or coming soon to other geographies, Banks cannot afford to sit back and just become a data exchange pipe or payment processing dummy. Some intelligence needs to be 1 https://www.axway.com/sites/default/files/report_files/axway_report_banking_apis_state_of_the_market_report_apidays.pdf
  • 4. 4 built around all capabilities to be consumed by third parties to ensure scalability and profitable monetization; Open APIs offer the best solution, arguably.  Competitive tension: In an industry as competitive as Banking, clearly, inaction is not an option. A mistake of delay could cost a major bank its competitive position. Competitive tension is therefore a major drive for some of the early adopters of Open banking APIs.  Sheer disruption: The Banking industry has recently seen the entry of digital-only players, boasting of more customer-friendly banking services, and looking to disrupt the industry with digital initiatives. Such players are usually adept at Open APIs and often have them as part of their offerings from inception.  Changing user needs: User needs of the digital age are very demanding and the gap between available Banking apps features and these needs are becoming wider. Some banks have found keeping up with customer needs in all use cases possible to be exhausting and are therefore empowering smaller but more agile tech companies with the capabilities required to cater to these use cases. Such empowerment is easily delivered via Open APIs. Challenges of Open Banking APIs If about 80% of Banks are yet to take the leap from Private or Partner APIs to openly available ones, then there are certainly some factors responsible for this inertia. In the customer’s eyes, the supply chain node which matters the most is the one that owns that provides the retail interface with which the customer interacts. In the Open banking world, App owners therefore hold so much power due to their position in the supply chain. They are not mere distributors but creators of continuous value for the customers and this intrinsic ability to learn and swiftly respond to customer needs make them endeared to customers whether or not they hold customer data. This could explain why the banks are resistant to
  • 5. 5 relinquish control of customer interfaces. Yet, unlike Banks, these tech companies catering to various diverse customer use cases have mastered the art of customer development – a term (coined by Steve Blank) which could loosely interpret as the evolution of products in tight accordance with changing user needs. A customer’s desire for an application which solves a particular user need (and which their bank does not support due to unavailable APIs) could easily trigger the switch of banking providers and thus the loss of a Bank customer anyway. It therefore can be argued that supporting these application providers and tech companies via Open APIs will be a more sensible option for the Bank to retain their customers. Business consequently is faced with the challenge of rethinking business models to ensure that such co-creation is as profitable for the bank (if not more) than actually owning the application interfaces designed for customers – this is one part of the puzzle that is yet to be fully deciphered. Worth noting also is the possibility of retaining and developing continuously Banking solutions already offered by the bank via their own digital channels while still offering Open APIs. Besides the business challenges discussed above, there exists technology and compliance challenges also, some of which are highlighted in the next section. Embarking on the Open Banking API journey As every bank has its own area of strength, structure, set of propositions, and technical configuration which forms its identity, implementing Open APIs and optimizing for profitability will not follow the same pattern for all. However, for banks that have taken the lead, here is a commonly identified roadmap: Phase 1 -- SOA overhaul of Legacy Systems: Firstly, Banks need an overhaul of legacy systems to achieve a Service Oriented Architecture (SOA). With the exception of new players, Core Banking Applications are powered by very old systems that have experienced hundreds and thousands of revisions over the years. Managing these core systems is not an easy task for banks. While a very tiny few are able to re-write their entire legacy systems, this is almost impossible at most Banks which have therefore achieved the SOA overhaul by creating an application layer that provides access to legacy capabilities via APIs. Phase 2 -- Scaling while complying: Secondly, opening up APIs for external access of third parties have implications of Privacy, Security, Regulatory compliance and Scalability which technology leadership have to consider delicately. Banks will have to review several thousand use cases brought forward by tech companies; many of which cannot be foreseen by the banks. API management will therefore need to be introduced to ensure that policies can be enforced with a degree of automation that supports scale of service as the bank learns. Phase 3 -- Commercialization of APIs: Finally, for business success, APIs have to be designed in ways to ensure commercialization vis a vis metrics, access policies, tiers and pricing that can be applied per API user.
  • 6. 6 As can be noticed in this roadmap, unlike the first milestone, the last two are usually not just up to a Bank’s Technology leadership to implement, and the non-collaborative custom commonly observed at Banks is partly to blame for the slowness in achieving Open APIs. Phase 2 requires additional skill in API security, Physical/Cloud infrastructure, and Compliance from Data protection, Regulatory and Privacy standpoints which the Banks might not immediately have. Phase 3 on another hand requires a high level of data-driven, agile product development in the Product management of the APIs as commercial products. These are not expertise that are immediately available at the Bank and will need to be developed over time or imported. The complexity of the latter 2 phases could require some level of collaboration with technology companies with Open Banking API or Open Financial Services API management expertise. Such partnership often becomes inevitable when building internally is too complicated and buying is unfeasible given the sensitivity to the Bank’s business and the requirements for ongoing development. Selecting an Open Banking API Partner For banks adopting Open APIs, there is a desire to do so with a clear plan for profitability, rather than merely becoming a pipe for account information transmission or an intermediary engine for payment services execution. However, whilst Banks agree to the need for an Open API Platform partner, finding the right one is challenging; Vendors are reported to be too quick to standardize API management platforms for productising, while many of the popular platforms are simply imported from other industries and do not necessarily meet the niche needs of Banking. Considerations when selecting an Open Banking API Platform:  An ideal platform should allow the Bank to open up banking services in a secure, controlled, flexible, and measurable manner.  The platform should report in fine details transactions initiated through various business/consumer uses of a Bank’s APIs  The platform should allow Banks manage access and access levels of 3rd party products connecting to Open Banking APIs  Security and Compliance teams should be able to set up and assign security and data access policies to connecting apps  Security teams should be able to Map API security profiles to internal security systems  The platform should provide a Sandbox that allows developers test apps against the Bank’s APIs  The bank should be able to define metrics which could inform monetisation as well as facilitate monitoring of API usage and performance
  • 7. 7  The Bank should be able to deploy APIs with a choice of Private or Cloud hosting while keeping data on premise  The platform should make provision for Rate Limiting and API traffic control  The banks should be able to setup pricing tiers and customer tiers  An ideal Banking API platform provider should have experience serving the Banking/Financial Services industry. In conclusion, the achievement of Open Banking APIs is a win-win for the Banks and the Technology industry (Fintech included). Accepting that the innovation starts from within the Banks and offering them the required support will be important for success. There are already clear signs that Open APIs have come to stay and will disrupt the Banking industry, pushing banks to devise new ways to reinforce their competitive positions while accelerating their Open Banking API journeys. Many banks have been said to have milestones set up in the coming months to achieve or at least progress on their Open Banking API roadmap. Although the 20% which have opened up their Banking APIs are still a very small number, their pioneering experiences are undoubtedly under close watch of the entire industry.