The Secure Sockets Layer and Transport Layer Security. Ever since Netscape Communications invented the Secure Sockets Layer Protocol (SSL) in 1994, after the Internet becomes under scrutiny over security, the arms race between code breakers and code makers has been accelerated in the field of the internet cryptography.
Medical Definition of AUTOTROPHIC. 1. : needing only carbon dioxide or carbonates as a source of carbon and a simple inorganic nitrogen compound for metabolic synthesis.2.: not requiring a specified exogenous factor for normal metabolism.â auÂ·toÂ·troÂ·phiÂ·calÂ·ly \-fi-k(É-)lÄ\ adverb.efinition of AUTOTROPHIC. 1. 2. : not requiring a specified exogenous factor for normal metabolism. â auÂ·toÂ·troÂ·phiÂ·calÂ·ly \-fi-k(É-)lÄ\ adverb.
Explanation & Examples. An autotroph is a being that can produce its own food from a variety of sources. Use this study guide to learn how autotrophs - such as weird plants, colorful algae, and microscopic bacteria - live all around us.