SipHash伪随机函数

SipHash 是一系列伪随机函数(又名的散列函数)，专为短消息的速度优化。

SipHash 的用户包括：

• Bloomberg: SipHash-2-4 is one of the hashes in Bloomberg's Basic Development Environment (documentation,code)

• OpenBSD: SipHash-2-4 and SipHash-4-8 have been committed under sys/crypto, and SipHash-2-4 is to be used in the in_pcb hashing

• Shardmap: SipHash-2-4 is the hash function of this directory indexing system, "the designated successor of HTree"

• SoundHound, which "makes heavy use" of SipHash

• Python: SipHash-2-4 is used as hash() "on all major platforms" (patch, PEP)

• FreeBSD: SipHash-2-4 is used to protect SYN cookies from forgeries  (code, revision)

• Hashable: SipHash-2-4 is used to hash objects in this Haskell package part of the Haskell Platform (blog)

• Rubinius: SipHash-2-4 is used in the hash tables implementation (commit)

• JRuby: SipHash-2-4 is the optional algorithm in the hash tables implementation (commit)

• Perl 5: SipHash-2-4 is optional in Perl builds (commit,code)

• Redis: SipHash-2-4 is used in the hash tables implementation of this advanced key-value data store (pull request)

• Ruby: SipHash-2-4 is used in the hash tables implementation (vulnerability report, changelog)

• OpenDNS: SipHash-2-4 is used in the dnscache instances of all OpenDNS resolvers (patch).

• Rust: SipHash-2-4 is used in the hash tables implementation of this "safe, concurrent, practical language" developed by Mozilla (patch,hash.rs).

• Sodium: SipHash-2-4 is the "shorthash" function of this cryptography library based on NaCl