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Results tagged with encryption
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user 99112
Encryption is the process of transforming plaintext using a cipher into ciphertext to make it unreadable to anyone except those possessing the key. Decryption is the process of transforming that ciphertext back into plaintext, using the key.
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OPENSSL: What is the difference of enc command and cms' enc command?
I found something strange while checking the inside of the envelope data.
I had plain text "plaintextplant" - length is $15$ (include lf(0x0A))`. I made a .ber file that is encrypted by AES256 and enc …
- 45
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OPENSSL CMS: Enveloped data's public key, Certificate's public key; Are they same?
I read the rfc5652, and I made enveloped data via openssl:
openssl cms -encrypt -in plain -aes256 -recip certificate.pem -outform DER -out enveloped-data.ber
Then, I check the public key.
First, her …
- 45