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

SSL
       Secure Socket Layer (Netscape, RSA, WWW, cryptography)


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

SSL

   1.  Synthesizer Specification Language.

   2.  Syntax/Semantic Language (S/SL).

   3.  Secure Sockets Layer.

   (1996-09-08)