Cryptography

Digital Signature

A mathematical scheme for verifying the authenticity and integrity of digital messages or documents.

What is a Digital Signature?

A digital signature uses asymmetric cryptography to provide authentication, data integrity, and non-repudiation. The signer uses their private key to sign, and anyone can verify using the public key.

Related Terms

Non-Repudiation
The guarantee that the sender of a message cannot deny having sent it.
Public Key Cryptography
A cryptographic system using pairs of keys: public keys for encryption and private keys for decryption.
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