Week13presen
- 1. How Encryption for Strong Security Works Group Web Presentation Week13 s1160003 Katsushige Asahara s1160004 Haruka Anazawa s1160016 Junko Isii
- 2. Data Encryption Data encryption is the conversion of data into a form, called a cipher, that cannot be understood by unauthorized people.
- 3. File Encryption To protect files and folders from attackers, users use the Encrypting File System(EFS). The EFS is available in Microsoft's Windows 2000 and later OS. EFS works by encrypting a file with a symmetric key and a user's public key. To decrypt the file, user needs user's private key and the symmetric key.
- 4. Link Encryption The link encryption is a phased protection of the data that trade-off between two points in the network provided by encrypting data separately in each network link.
- 5. VPN The service that can use a public line as if it is a dedicated line. It is used for connection between the footholds of the network in the company, and it is cost-cut than I introduce a dedicated line into the backbone of the carrier by I “ride together”, and doing it.
- 6. Encryption program Encryption program,usually in firmware, use a string of numbers called a key to create a stream of data combining the real information.