V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

SHA
       Secure Hash Algorithm (cryptography, NIST)


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

SHA
       Super High Aperture [LCD] (LCD)


The Free On-line Dictionary of Computing (30 December 2018):

Secure Hash Algorithm
SHA

   one-way hash function
   developped by NIST and defined in standard FIPS 180.
   SHA-1 is a revision published in 1994; it is also described
   in ANSI standard X9.30 (part 2).

   (2003-04-12)