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OpenSSL "genpkey -algorithm rsa" - Generate RSA Key
How to generate a new RSA private key using OpenSSL "genpkey" command?
✍: FYIcenter.com
If you need a new RSA private key in order to create a new certificate,
you can use the OpenSSL "genpkey" command as shown below:
C:\Users\fyicenter>\local\openssl\openssl.exe OpenSSL> genpkey -algorithm rsa -out my_rsa.key .................++++++ .++++++ OpenSSL> exit C:\Users\fyicenter>type type my_rsa.key -----BEGIN PRIVATE KEY----- MIICdgIBADANBgkqhkiG9w0BAQEFAASCAmAwggJcAgEAAoGBAMATEwBjvjZhYECe /7c1MAj5xRGVBCyzMm1Y763PbCvKh7RdsPfHS2bm0HI6NxnsduntCVpRF/ZeaTdo 3TZQI5AY8bwbi4hwr7a8Jwh2JMLAvYO6OTFiDm7mAC2BAJOs0GomIacYMSg0lrEC 9H8+SoUzwPa++hq3qLGKyFr/rfVRAgMBAAECgYBCuZ2dQgk/PP7CFDpDfA+u3o4O eJUVrj7za7T/zZIHeHlCOFYVDb/tBHwfYofn0pTQ2Q6puIg5hzzICf7nMlnXx7Vv T/uaCnbpAA1r9OORYyTKd/jP+ICLBfuSmb3KLMTYsZVhRSHKfHf0Z8PhSWP8fqBd JxKh0Y3RxCb6A750wQJBAPAInx+uccvoxPLO8bTx3eztdB2nuQJyWqo0yzAgTYHQ pSOHC2UAVdbRTk9IEVXrsAaJ2QUM6xV1JdCgH1JES1kCQQDM2cl0xmiJFTYNJItx 65ch2LN0ouwNQBVI3Wy2ogyALL3jPh0mfVJBrX4kJcQ3W+Byo7SKsQHvOqvOv5pE mVK5AkBm4asibyjDV3+i+uRKxCh09soAM/VugQkvTvWQKShPbdh6Q9W0ctJYAtpn zOHxS9Xk14y3R3QzfES7CQajwjXxAkBG0QNT20NIII0O/hM2zrrweHmRWMFB02WI SwPKHzszFESQymhJZgmJqvBwjp3GhXySJQXE7Gw+x4mdb59lF5wBAkEA6kn+J2wY N/36WlCshfCnp81G1H6r/c4tSDdfTXA2q7g3B4D9dom3+0NIIriP9qVdKzH9PzBX wdBpkgbGBX1NUw== -----END PRIVATE KEY-----
Note that the output is labeled as private key. But it actually contains two parts, a private key and a matching public key, as a key pair for encryption and decryption.
Also note that the output is not password protected, which is not recommended. Private keys must be kept private with a password.
⇒ OpenSSL "pkey" Command Options
⇐ OpenSSL "genpkey" Command Options
2018-01-27, 2332👍, 0💬
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