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The AES Corporation is an American utility and power generation company. It owns and operates power plants, which it uses to generate and sell electricity to end users and intermediaries like utilities and industrial facilities. AES is headquartered in Arlington, Virginia, and is one of the world's leading power companies, generating and ...
Advanced Encryption Standard process. The Advanced Encryption Standard (AES), the symmetric block cipher ratified as a standard by National Institute of Standards and Technology of the United States (NIST), was chosen using a process lasting from 1997 to 2000 that was markedly more open and transparent than its predecessor, the Data Encryption ...
AES is a variant of Rijndael, with a fixed block size of 128 bits, and a key size of 128, 192, or 256 bits. By contrast, Rijndael per se is specified with block and key sizes that may be any multiple of 32 bits, with a minimum of 128 and a maximum of 256 bits. Most AES calculations are done in a particular finite field .
From 1564 to 1612, the reigns of Maximilian II and Rudolf II were a 'golden age' for the Jews in Prague. By the early 1700s, the Jews accounted for about a quarter of Prague's population with more Jewish people living in Prague than anywhere else in the world. This 'golden age' ended with Empress Maria Theresa 's succession to the throne, and ...
The Prague Security Studies Institute ( PSSI, Czech: Pražský Institut Bezpečnostnich Studii; PIBS) is a non-profit, nongovernmental organization established in early 2002 to advance the building of a just, secure, democratic and free-market society in the Czech Republic and other post-communist states. PSSI’s primary mission is to build an ...
The Prague astronomical clock or Prague Orloj ( Czech: Pražský orloj [praʃskiː orloj]) is a medieval astronomical clock attached to the Old Town Hall in Prague, the capital of the Czech Republic . The clock was first installed in 1410, making it the third-oldest astronomical clock in the world and the oldest clock still in operation.
Clementinum. The Clementinum ( Czech: Klementinum) is a historic complex of buildings in Prague which houses the National Library of the Czech Republic. Until recently the complex hosted the National, University and Technical libraries; the City Library was also nearby on Mariánské Náměstí. In 2009, the Technical library and the Municipal ...
René Hradský, 1989–1999. Karel Bican 1999–2007. David Tonzar, since 2008. Prague is also the seat of patriarchs. The two first Bishops of Prague were also patriarchs. Since 1946, the patriarch is a different bishop. Karel Farský, 1924–1927. Gustav Adolf Procházka, 1928–1942. František Kovář, 1946–1961.