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However, generally they are considerably slower (typically by a factor 2–10) than fast, non-cryptographic random number generators. These include: Stream ciphers. Popular choices are Salsa20 or ChaCha (often with the number of rounds reduced to 8 for speed), ISAAC, HC-128 and RC4. Block ciphers in counter mode.
A radioisotope thermoelectric generator ( RTG, RITEG ), sometimes referred to as a radioisotope power system (RPS), is a type of nuclear battery that uses an array of thermocouples to convert the heat released by the decay of a suitable radioactive material into electricity by the Seebeck effect. This type of generator has no moving parts and ...
Ileum, caecum and colon of rabbit, showing Appendix vermiformis on fully functional caecum The human vermiform appendix on the vestigial caecum. In modern humans, the appendix was once believed to be a vestige of a redundant organ that in ancestral species had digestive functions, much as it still does in extant species in which intestinal flora hydrolyze cellulose and similar indigestible ...
Khodorkovsky with the president of Russia, Vladimir Putin, on 20 December 2002. Mikhail Borisovich Khodorkovsky (Russian: Михаил Борисович Ходорковский, IPA: [mʲɪxɐˈil xədɐrˈkofskʲɪj]; born 26 June 1963), sometimes known by his initials MBK, is an exiled Russian businessman, oligarch, and opposition activist ...
Keeping the deals rolling in, Walmart's kept stellar pricing on items to rival Amazon Prime Day this week. Walmart weekend deals are rivaling Prime Day prices already: Shop the sale for big ...
The following tables give an overview of notable finds of hominin fossils and remains relating to human evolution, beginning with the formation of the tribe Hominini (the divergence of the human and chimpanzee lineages) in the late Miocene, roughly 7 to 8 million years ago. As there are thousands of fossils, mostly fragmentary, often consisting ...
There's been a long history of decorated Olympic athletes appearing on Dancing with the Stars.Apollo Ohno was the first Olympian to compete on the ABC reality series and set the tone for decades ...
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