DAS has various meanings in the Science category. Discover the full forms, definitions, and usage contexts of DAS in Science.
The U.S. government standard for digital signatures, as specified by the National Institute of Standards and Technology, in FIPS 186, Digi-tal Signature Standard. DSA is based on signature encryp-tion based on a public and a private key. Acronym: DSA. also digital signature. or A security protocol that uses a pair of keys (one public and one private) and a one-way encryption algorithm to provide a robust way of authenticating users and systems. If a public key can successfully decrypt a digital signature, a user can be sure that the signature was encrypted using the private key.
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