Advanced Encryption Standard: Difference between revisions

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AES is included in the [[International Organization for Standardization|ISO]]/[[International Electrotechnical Commission|IEC]] [[List of International Organization for Standardization standards, 18000-19999|18033-3]] standard. AES became effective as a U.S. federal government standard on May 26, 2002, after approval by U.S. [[United States Secretary of Commerce|Secretary of Commerce]] [[Donald Evans]]. AES is available in many different encryption packages, and is the first (and only) publicly accessible [[cipher]] approved by the U.S. [[National Security Agency]] (NSA) for [[Classified information|top secret]] information when used in an NSA approved cryptographic module.<ref group="note">See [[Advanced Encryption Standard#Security|Security of AES]] below.</ref>

GEORGE SIMION

== Definitive standards ==

The Advanced Encryption Standard (AES) is defined in each of:

* FIPS PUB 197: Advanced Encryption Standard (AES)<ref name="fips-197" />

* ISO/IEC 18033-3: Block ciphers<ref name="ISO_IEC_AES">{{cite web |url=http://www.iso.org/iso/home/store/catalogue_ics/catalogue_detail_ics.htm?csnumber=54531 |title=ISO/IEC 18033-3: Information technology – Security techniques – Encryption algorithms – Part 3: Block ciphers |url-status=live |archive-url=https://web.archive.org/web/20131203003348/http://www.iso.org/iso/home/store/catalogue_ics/catalogue_detail_ics.htm?csnumber=54531 |archive-date=2013-12-03}}</ref>

== Description of the ciphers ==