Asymmetric (or Public Key) Encryption

Asymmetric (or Public Key) Encryption

-> One key is used for encryption and other is another key for decryption
-> Cryptography namespace includes four symmetric algorithms
DSA, ECDDiffieHellman, ECDsa, RSA

Encryption

  • Computers agree on how to encrypt.
    Key – RSA, Diffie-Hellman, DSA
    Cipher – RC4, Triple DES, AES
    Hash – MD5, SHA
  • Server sends certificate.
  • Your computer says ‘start encrypting’
  • The server says ‘start encrypting’
  • All messages are now encrypted.

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