Wednesday, January 20, 2010

Generate Key From Ca ‘A Wants To Send ‘B’ A Signed Message. ‘A’ And ‘B’ Have Certificates For Their Public Keys, Signed By A Mutual

'A wants to send 'B' a signed message. 'A' and 'B' have certificates for their public keys, signed by a mutual - generate key from ca

"A wants the message" signed message B '. "A" and "B" have their public key certificates, signed by a CA, the mutual trust. Explain how "A generates" the signature that is appended to the message for the RSA, MD5, and can be used. ....

1 comments:

giraffe said...

A generates the signature using the private key. The signature data is an MD5 hash of the message.

Now anyone can verify that the message is sent, because it is an MD5 hash and you can get to compare it with the information decrypting the signature using the public key of A.

If AB wants to be in a position to verify whether the sender. Then you encrypt the signature using the public key encrypted B. Now B the only one who could be identified.

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