14. Cryptographic Services

The modules described in this chapter implement various algorithms of a cryptographic nature. They are available at the discretion of the installation. Here’s an overview:

• 14.1. hashlib — Secure hashes and message digests
  • 14.1.1. Key derivation
• 14.2. hmac — Keyed-Hashing for Message Authentication
• 14.3. md5 — MD5 message digest algorithm
• 14.4. sha — SHA-1 message digest algorithm