5 Symmetric cryptography

The cipher functions are used for symmetrical cryptography, i.e. cryptography using a shared key. The programming model follows an open/process/close paradigm and is in that similar to other building blocks provided by Libgcrypt.

• Available ciphers: List of ciphers supported by the library.
• Cipher modules: How to work with cipher modules.
• Available cipher modes: List of cipher modes supported by the library.
• Working with cipher handles: How to perform operations related to cipher handles.
• General cipher functions: General cipher functions independent of cipher handles.