SSL인증서 만료일 확인

SSL 인증서 만료일 확인

1 방법

명령어

echo '' | openssl s_client -connect 도메인:443 | openssl x509 -noout -dates

실행예시

[root@zetawiki ~]# echo '' | openssl s_client -connect google.com:443 | openssl x509 -noout -dates
depth=3 /C=US/O=Equifax/OU=Equifax Secure Certificate Authority
verify return:1
depth=2 /C=US/O=GeoTrust Inc./CN=GeoTrust Global CA
verify return:1
depth=1 /C=US/O=Google Inc/CN=Google Internet Authority G2
verify return:1
depth=0 /C=US/ST=California/L=Mountain View/O=Google Inc/CN=*.google.com
verify return:1
DONE
notBefore=Oct  9 10:36:10 2013 GMT
notAfter=Oct  9 10:36:10 2014 GMT

→ 2014-10-09 10:36

2 같이 보기

• SSL 인증서 CN 확인
• 사설 SSL 인증서 생성
• openssl
• crt.sh