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Secret Service code name. President John F. Kennedy, codename "Lancer" with First Lady Jacqueline Kennedy, codename "Lace". The United States Secret Service uses code names for U.S. presidents, first ladies, and other prominent persons and locations. [1] The use of such names was originally for security purposes and dates to a time when ...
Within the U.S. government, security clearance levels serve as a mechanism to ascertain which individuals are authorized to access sensitive or classified information. These levels often appear in employment postings for Defense related jobs and other jobs involving substantial amounts of responsibility, such as air traffic control or nuclear energy positions.
The Bible code ( Hebrew: הצופן התנ"כי, hatzofen hatanachi ), also known as the Torah code, is a purported set of encoded words within a Hebrew text of the Torah that, according to proponents, has predicted significant historical events. The statistical likelihood of the Bible code arising by chance has been thoroughly researched, and it is now widely considered to be statistically ...
A secret decoder ring (or secret decoder) is a device that allows one to decode a simple substitution cipher —or to encrypt a message by working in the opposite direction.
The United States has three levels of classification: Confidential, Secret, and Top Secret. Each level of classification indicates an increasing degree of sensitivity. Thus, if one holds a Top Secret security clearance, one is allowed to handle information up to the level of Top Secret, including Secret and Confidential information.
" The Secret Code " is the 117th episode of NBC sitcom Seinfeld. This was the seventh episode of the seventh season. [1] It aired on November 9, 1995. [1] In this episode, George is unwilling to share his ATM code with his fiancée Susan, and finds himself entrapped in awkward social situations after he loses his talent for lying. Meanwhile, Elaine finds herself infatuated with a man because ...
A Woman Hid This Secret Code in Her Silk Dress in 1888—and Codebreakers Just Solved It. Tim Newcomb. January 2, 2024 at 10:46 AM. Breaking the 1880s Silk Dress Cryptogram Courtesy of Sara Rivers ...
A Machine Identification Code ( MIC ), also known as printer steganography, yellow dots, tracking dots or secret dots, is a digital watermark which certain color laser printers and copiers leave on every printed page, allowing identification of the device which was used to print a document and giving clues to the originator.
The Codebreakers – The Story of Secret Writing ( ISBN 0-684-83130-9) is a book by David Kahn, published in 1967, comprehensively chronicling the history of cryptography from ancient Egypt to the time of its writing. The United States government attempted to have the book altered before publication, and it succeeded in part.
Code (cryptography) A portion of the "Zimmermann Telegram" as decrypted by British Naval Intelligence codebreakers. The word Arizona was not in the German codebook and had therefore to be split into phonetic syllables. Partially burnt pages from a World War II Soviet KGB two-part codebook. In cryptology, a code is a method used to encrypt a ...