Group Presentation Slide Week13
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Encryption transforms plaintext into unreadable information using an algorithm and key, protecting it from anyone without the key. The document discusses the purpose of encryption for security and different types including symmetric and public key cryptography. It notes encryption has become more complex with technology but the basic concept remains the same as ancient encryption methods.
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![Enumeration of kinds
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[**aza] type code
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Transposition type code
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Symmetric-key encryption
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Public key cryptosystem](https://image.slidesharecdn.com/grouppresentationslideweek12-110115094815-phpapp01/85/Group-Presentation-Slide-Week13-4-320.jpg)
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Group Presentation Slide Week13
- 1. How Encryption for Strong Security Works ● What is the Encryption? ● The Purpose ● Enumeration of kinds ● Difference of the past and present
- 2. What is the Encryption? Encryption is the process of transforming information (referred to as plaintext)using an algorithm (called cipher) to make it unreadable.
- 3. The Purpose To anyone except those possessing special knowledge, usually referred to as a key.
- 4. Enumeration of kinds ● [**aza] type code ● Transposition type code ● Symmetric-key encryption ● Public key cryptosystem
- 5. Difference of the past and present Today's encryption is complex as the technology grows up though is very much the change with an ancient encryption form.
- 6. References ● http://en.wikipedia.org/ ● http://library.thinkquest.org/27158/history.html