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--- informatica:linux:apache2:certificados:fecha_y_issuer [2024/04/09 11:18] – created jose
+++ informatica:linux:apache2:certificados:fecha_y_issuer [2024/04/29 14:54] (current) – jose
@@ Line 1: / Line 1: @@
-  URL=google.com;OLDIFS=$IFS; IFS=':' certificates=$(echo | openssl s_client -showcerts -servername $URL -connect $URL:443 2>/dev/null | sed -n '/-----BEGIN/,/-----END/ {/-----BEGIN/ s/^/:/; p}'); for certificate in ${certificates#:}; do echo;echo $certificate | openssl x509 -noout -subject -issuer -dates ;echo; done; IFS=$OLDIFS
+Listar certificado
+  URL=google.com;PORT=443;OLDIFS=$IFS; IFS=':' certificates=$(echo | openssl s_client -showcerts -servername $URL -connect $URL:$PORT 2>/dev/null | sed -n '/-----BEGIN/,/-----END/ {/-----BEGIN/ s/^/:/; p}'); for certificate in ${certificates#:}; do echo;echo $certificate | openssl x509 -noout -subject -issuer -dates ;echo; done; IFS=$OLDIFS
+El resultado es este:
+<code>
+subject=CN = *.google.com
+issuer=C = US, O = Google Trust Services LLC, CN = GTS CA 1C3
+notBefore=Mar  4 06:35:50 2024 GMT
+notAfter=May 27 06:35:49 2024 GMT
+subject=C = US, O = Google Trust Services LLC, CN = GTS CA 1C3
+issuer=C = US, O = Google Trust Services LLC, CN = GTS Root R1
+notBefore=Aug 13 00:00:42 2020 GMT
+notAfter=Sep 30 00:00:42 2027 GMT
+subject=C = US, O = Google Trust Services LLC, CN = GTS Root R1
+issuer=C = BE, O = GlobalSign nv-sa, OU = Root CA, CN = GlobalSign Root CA
+notBefore=Jun 19 00:00:42 2020 GMT
+notAfter=Jan 28 00:00:42 2028 GMT
+</code>
+Si quitamos noout  nos escribe el certificado