MAC OS自带了OpenSSL,所以不用去编译那一坨跟SHIT一样的源码。直接在命令行里使用OPENSSL就可以。
打开命令行工具，然后输入 openssl打开openssl，接着只要三句命令就可以搞定。第一句命令生成私钥；第二句命令把RSA私钥转换成PKCS8格式，密码为空就行；第三句命令生成公钥。
贴代码 不废话
wangbindeMacBook-Pro:~ wangbin$ openssl
OpenSSL> genrsa -out rsa_private_key.pem 此处如果不加位数 默认是512的
Generating RSA private key, 512 bit long modulus
..++++++++++++
.++++++++++++
e is 65537 (0x10001)
OpenSSL> genrsa -out rsa_private_key.pem 1024
Generating RSA private key, 1024 bit long modulus
..++++++
.......................++++++
e is 65537 (0x10001)
OpenSSL> pkcs8 -topk8 -inform PEM -in rsa_private_key.pem -outform PEM -nocrypt 转换为pkcs8
-----BEGIN PRIVATE KEY-----
MIICdgIBADANBgkqhkiG9w0BAQEFAASCAmAwggJcAgEAAoGBANRjCZcxJGyGMrbz
4Xyg8YHyeB/fvChwmAY0uRXnNbPQ1L53RFQUGlO/ZM16o3Bxx5ulGrl+WqkBMhpX
uZazSPcng5VZJxITiNQ8gZms9ogus8OZXBopSXrCfO1evlmfEHt4hG0vjQ2b6xd3
KXDJ/Tr4hisiZdAi6reB3kVHhv7hAgMBAAECgYBYQ6BkuQOOJmdFKS14gdpcSswp
Uu37UG+dhKO2upPS2uLPFPnMh145l7zouCLcRCzUPlVQ6XX77odH81Upj/CuI/t0
CwnSOBecP4QsfNcihpkJeezjTcgxCuwHYZ2EyeOp/SZB9rLK6OhJoA3H+xi1i2i2
TZzJioTmEVPrLF/UAQJBAPlK2VU9msADCook5rRbj57ghZdAYUrBPuoaaoAmpYZF
UhN5SRkZkDEhMI2IhGXVwqI9ilgSr5uT2Q4wOGaPFlECQQDaGfrHg2CsuUsAhd48
bzaxoRYz08l2UTPOyZTTV7C3+e8S2n+XLVsX+CkUpT8sFxJVn5MVQ8H6XTemOsW0
T+uRAkAXJnJETjI+vomOBps+CHqv4F3Hi/z8+jEjgEx/lhcs/ub+U/cL06nmRhTC
L/lLk6w9cMWWJDYWloZDoQq7y3HhAkAGuO5F4ALG0B9DsNycuEDTUMfCaTC4eOBD
62qu6PEFeqqnxhxQqJE6N+fsPvunfD6QbQ63hRMhiGYCtaUKXbxBAkEAxDpbFB3b
MKYjVoxolvIjoTiNY1e78bk4vokr4htlQ8Cubg1VWUKOGELHBG24JpRGS3KRsObk
5pYoW+DHTbftYw==
-----END PRIVATE KEY-----
OpenSSL> rsa -in rsa_private_key.pem -pubout -out rsa_public_key.pem 输出公钥
writing RSA key
OpenSSL>
以上就介绍了MAC下用OPENSSL生成公钥和私钥，包括了方面的内容，希望对PHP教程有兴趣的朋友有所帮助。
