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notes:openssl

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notes:openssl [2023/12/09 12:56] – davidnotes:openssl [2024/06/01 21:18] (current) – [openssl s_client] david
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 With certificate verification With certificate verification
     openssl s_client -connect example.com:443 -cert mycert.pem  -key mykey.pem  -CAfile cacert.pem     openssl s_client -connect example.com:443 -cert mycert.pem  -key mykey.pem  -CAfile cacert.pem
 +
 +Retrieve just the RSA public key if the site has both ECDSA & RSA
 +    openssl s_client -sigalgs "RSA-PSS+SHA256"  -connect google.com:443
 +    to retrieve the EC cert use "ECDSA+SHA256" for sigalgs
 +
 +For more examples of using signature algorithms see https://node-security.com/posts/openssl-testing-signature-algorithm/
 +
 +
  
 wget and openssl s_client wget and openssl s_client
Line 96: Line 104:
 ===== Encrypting using openssl ===== ===== Encrypting using openssl =====
 openssl enc -e -k 1234 -aes256 -in text.txt -out text.txt.enc openssl enc -e -k 1234 -aes256 -in text.txt -out text.txt.enc
 +
 +
 +openssl enc -e -k 1234 -aes256 -pbkdf2 -in text.txt -out text.txt.enc
 +
 +openssl enc -d -k 1234 -aes256 -pbkdf2 -in text.txt -out text.txt.enc
  
 #Signing files #Signing files
notes/openssl.1702144578.txt.gz · Last modified: by david