Linux OpenSSL获取证书指纹值（443、MD5、SHA1、SHA256）

md5：openssl x509 -fingerprint -md5 -in certfile.crt

sha1：openssl x509 -fingerprint -sha1 -in certfile.crt

sha256：openssl x509 -fingerprint -sha256 -in certfile.crt

全部：openssl x509 -text -in certfile.crt

 

censys获取方式

• git clone https://github.com/zmap/zcertificate.git

• cd zcertificate/

• go instal

• go build cmd/zcertificate/main.go

• ./main -h

• apt install jq

• cat /tmp/certfile.crt | ./main | jq .