RSA – Matching OpenSSL Signature w/ Chilkat

The following problem is common. The goal is to match the signature produced by this OpenSSL command w/ Chilkat: cat in.txt | openssl dgst -sha1 -sign myPrivateKey.pem | openssl enc -base64 The “gotcha” is when the input text file ends with a linefeed character (a single byte having value 0x0A), but the programmer does not realize it. The bytes passed […]