hash(3) - phpMan

Test2::Util::HashBase (3pm) - Build hash based classes.
openssl-rehash (1ssl) - Create symbolic links to files named by the hash values
Config::Extensions (3pm) - hash lookup of which core extensions were built.
crypt (3)            - passphrase hashing
crypt (5)            - storage format for hashed passphrases and available ha...
crypt_gensalt (3)    - encode settings for passphrase hashing
crypt_r (3)          - passphrase hashing
crypt_ra (3)         - passphrase hashing
crypt_rn (3)         - passphrase hashing
DECLARE_LHASH_OF (3ssl) - dynamic hash table
Digest::HMAC (3pm)   - Keyed-Hashing for Message Authentication
Digest::HMAC_MD5 (3pm) - Keyed-Hashing for Message Authentication
Digest::HMAC_SHA1 (3pm) - Keyed-Hashing for Message Authentication
doveadm-pw (1)       - Dovecot's password hash generator
EVP_PKEY_assign_SIPHASH (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get0_siphash (3ssl) - EVP_PKEY assignment functions
git-hash-object (1)  - Compute object ID and optionally create an object from...
grub2-mkpasswd-pbkdf2 (1) - Generate a PBKDF2 password hash.
grub2-set-password (8) - Generate the user.cfg file containing the hashed gru...
grub2-setpassword (8) - Generate the user.cfg file containing the hashed grub...
hash (1)             - bash built-in commands, see bash(1)
hash (1p)            - remember or report utility locations
Hash::Util (3pm)     - A selection of general-utility hash subroutines
Hash::Util::FieldHash (3pm) - Support for Inside-Out Classes
Mail::SpamAssassin::Plugin::HashBL (3pm) - query hashed (and unhashed) DNS bl...
hcreate (3)          - hash table management
hcreate (3p)         - manage hash search table
hcreate_r (3)        - hash table management
hdestroy (3)         - hash table management
hdestroy_r (3)       - hash table management
hsearch (3)          - hash table management
hsearch_r (3)        - hash table management
IMPLEMENT_LHASH_COMP_FN (3ssl) - dynamic hash table
IMPLEMENT_LHASH_HASH_FN (3ssl) - dynamic hash table
lh_TYPE_delete (3ssl) - dynamic hash table
lh_TYPE_doall (3ssl) - dynamic hash table
lh_TYPE_doall_arg (3ssl) - dynamic hash table
lh_TYPE_error (3ssl) - dynamic hash table
lh_TYPE_free (3ssl)  - dynamic hash table
lh_TYPE_insert (3ssl) - dynamic hash table
lh_TYPE_new (3ssl)   - dynamic hash table
lh_TYPE_retrieve (3ssl) - dynamic hash table
LHASH (3ssl)         - dynamic hash table
LHASH_DOALL_ARG_FN_TYPE (3ssl) - dynamic hash table
Mail::SpamAssassin::Plugin::Hashcash (3pm) - perform hashcash verification tests
MD2 (3ssl)           - MD2, MD4, and MD5 hash functions
MD2_Final (3ssl)     - MD2, MD4, and MD5 hash functions
MD2_Init (3ssl)      - MD2, MD4, and MD5 hash functions
MD2_Update (3ssl)    - MD2, MD4, and MD5 hash functions
MD4 (3ssl)           - MD2, MD4, and MD5 hash functions
MD4_Final (3ssl)     - MD2, MD4, and MD5 hash functions
MD4_Init (3ssl)      - MD2, MD4, and MD5 hash functions
MD4_Update (3ssl)    - MD2, MD4, and MD5 hash functions
MD5 (3ssl)           - MD2, MD4, and MD5 hash functions
MD5_Final (3ssl)     - MD2, MD4, and MD5 hash functions
MD5_Init (3ssl)      - MD2, MD4, and MD5 hash functions
MD5_Update (3ssl)    - MD2, MD4, and MD5 hash functions
MDC2 (3ssl)          - MDC2 hash function
MDC2_Final (3ssl)    - MDC2 hash function
MDC2_Init (3ssl)     - MDC2 hash function
MDC2_Update (3ssl)   - MDC2 hash function
nsec3hash (8)        - generate NSEC3 hash
openssl-c_rehash (1ssl) - Create symbolic links to files named by the hash va...
openssl-passwd (1ssl) - compute password hashes
OPENSSL_LH_COMPFUNC (3ssl) - dynamic hash table
OPENSSL_LH_DOALL_FUNC (3ssl) - dynamic hash table
OPENSSL_LH_HASHFUNC (3ssl) - dynamic hash table
OPENSSL_LH_node_stats (3ssl) - LHASH statistics
OPENSSL_LH_node_stats_bio (3ssl) - LHASH statistics
OPENSSL_LH_node_usage_stats (3ssl) - LHASH statistics
OPENSSL_LH_node_usage_stats_bio (3ssl) - LHASH statistics
OPENSSL_LH_stats (3ssl) - LHASH statistics
OPENSSL_LH_stats_bio (3ssl) - LHASH statistics
pwhistory_helper (8) - Helper binary that transfers password hashes from pass...
rehash (1ssl)        - Create symbolic links to files named by the hash values
RIPEMD160 (3ssl)     - RIPEMD-160 hash function
RIPEMD160_Final (3ssl) - RIPEMD-160 hash function
RIPEMD160_Init (3ssl) - RIPEMD-160 hash function
RIPEMD160_Update (3ssl) - RIPEMD-160 hash function
SHA1 (3ssl)          - Secure Hash Algorithm
SHA1_Final (3ssl)    - Secure Hash Algorithm
SHA1_Init (3ssl)     - Secure Hash Algorithm
SHA1_Update (3ssl)   - Secure Hash Algorithm
SHA224 (3ssl)        - Secure Hash Algorithm
SHA224_Final (3ssl)  - Secure Hash Algorithm
SHA224_Init (3ssl)   - Secure Hash Algorithm
SHA224_Update (3ssl) - Secure Hash Algorithm
SHA256 (3ssl)        - Secure Hash Algorithm
SHA256_Final (3ssl)  - Secure Hash Algorithm
SHA256_Init (3ssl)   - Secure Hash Algorithm
SHA256_Update (3ssl) - Secure Hash Algorithm
SHA384 (3ssl)        - Secure Hash Algorithm
SHA384_Final (3ssl)  - Secure Hash Algorithm
SHA384_Init (3ssl)   - Secure Hash Algorithm
SHA384_Update (3ssl) - Secure Hash Algorithm
SHA512 (3ssl)        - Secure Hash Algorithm
SHA512_Final (3ssl)  - Secure Hash Algorithm
SHA512_Init (3ssl)   - Secure Hash Algorithm
SHA512_Update (3ssl) - Secure Hash Algorithm
sslpasswd (1ssl)     - compute password hashes
tchmgr (1)           - the command line utility of the hash database API
tchmttest (1)        - test cases of the hash database API
tchtest (1)          - test cases of the hash database API
Tie::Hash (3pm)      - base class definitions for tied hashes
Tie::Hash::NamedCapture (3pm) - Named regexp capture buffers
Tie::Memoize (3pm)   - add data to hash when needed
Tie::RefHash (3pm)   - use references as hash keys
Tie::SubstrHash (3pm) - Fixed-table-size, fixed-key-length hashing
X509_LOOKUP_hash_dir (3ssl) - Default OpenSSL certificate lookup methods