Random crypto

Purpose: Obtain a random string for cryptographic use.

 random-crypto to <random string> \
     [ length <string length> ]

random-crypto obtains a random string of length <string length>. This statement uses a cryptographically secure pseudo random generator (CSPRNG) from OpenSSL library.  If "length" clause is omitted, the length is 20 by default.

The value generated is always binary and may contain null-characters and is null-terminated.

Use this statement only when needed for specific cryptographic uses. In all other cases, use random-string which is considerably faster.
Examples
Get a 20-digit long random binary value:
 random-crypto to str length 20

See also
Encryption
decrypt-data  
derive-key  
encrypt-data  
hash-string  
hmac-string  
random-crypto  
random-string  
See all
documentation


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