18hon MSN
Can YOU solve Kryptos K4? Code has left the CIA baffled for 35 years - only one man knows the answer
Stood outside the CIA's office in Langley, Virginia, the sculpture known as Kryptos hides a code that has eluded the agency's ...
Abstract: The process of concealing data in the form of text, images, or videos behind a cover image, video, QR code, or even audio so that it is invisible to the naked eye is known as steganography.
Abstract: This paper proposes a low-penalty physical layer encryption scheme for LEO-to-Earth laser communication based on quantum noise stream cipher. Results show that under different turbulence ...
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