0:前言:
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1:RSA钥匙用途:
公钥加密/私钥解密
私钥签名/公钥验签
2,linux环境下创建RSA两把钥匙的过程:
1在项目目录下执行命令openssl 2先生成私钥genrsa -out app_private_key.pem 2048 3导出公钥:rsa -in app_private_key.pem -pubout -out app_public_key.pem 4退出:exit 5查看密钥:ls
centos演示:
[root@web01 ~]#openssl OpenSSL> genrsa -out app_private_key.pem 2048 Generating RSA private key, 2048 bit long modulus (2 primes) ...+++++ .......+++++ e is 65537 (0x010001) OpenSSL> rsa -in app_private_key.pem -pubout -out app_public_key.pem writing RSA key OpenSSL> exit [root@web01 ~]#ls app_private_key.pem app_public_key.pem