Common OpenSSL Commands

Reference: The Most Common OpenSSL Commands

Convert The Private Key To PKCS8 Format

openssl pkcs8 -topk8 -in server.key -nocrypt -out server.p8

Extract The Key-pair From PKCS12 Keystore

Extract the private key

openssl pkcs12 -in server.p12 -nocerts -out server.encrypted.key

Extract the certificate

openssl pkcs12 -in server.p12 -clcerts -nokeys -out server.crt

Decrypt An Encrypted Private Key

openssl rsa -in server.encrypted.key -out server.key