변군이글루

개인키로 공개키 생성하기 Private Key file(id_rsa) -> Public Key file(id_rsa.pub) usage: ssh-keygen -y -f [input_keyfile] > [output_keyfile] $ ssh-keygen -y -f ~/aws-key/awsaccesskey.pem > ~/aws-key-pair/awsaccesskey.pub

OpenSSL 사용, RSA 1024bit 사이즈의 키 생성 1) 개인키 생성 [root@NS1 tmp]# openssl genrsa -out openssl_rsa_1024.key -rand /dev/urandom 1024 2048 semi-random bytes loaded Generating RSA private key, 1024 bit long modulus ..........++++++ ...........++++++ e is 65537 (0x10001) 2) 공개키 생성 [root@NS1 tmp]# openssl rsa -inform PEM -outform PEM -in openssl_rsa_1024.key -out openssl_rsa_1024.pubkey -pubout writing RSA ..