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Print Information about a Key

8 Hits, Last modified: 11 years ago

= Print Information about a Key ====== openssl x509 -inform DER -in testkey.cer -noout -text Informa... n page: * ''[[http://www.openssl.org/docs/apps/x509.html|x509]]'': Certificate display and signing utility. * ''[[http://www.openssl.org/docs/apps/x509.html#item__inform|-inform DER]]'': This specifies

Print Information about a Certificate

6 Hits, Last modified: 10 years ago

Information about a Certificate ====== openssl x509 -in testkey.crt -noout -text Informations about ... n page: * ''[[http://www.openssl.org/docs/apps/x509.html|x509]]'': Certificate display and signing utility. * ''[[http://www.openssl.org/docs/apps/x509.html#item__in|-in testkey.crt]]'': This specifies

Compare a Key with its Certificate

5 Hits, Last modified: 13 years ago

ave the same "modulus" and "exponent". openssl x509 -noout -text -in server.crt openssl rsa -noout ... o we only need to compare the modulus. openssl x509 -noout -modulus -in server.crt openssl rsa -noo... odulus -in server.key Example: <file> $ openssl x509 -noout -modulus -in server.cer Modulus=C8B04B9D5... mpare them if you calculate a MD5 sum: openssl x509 -noout -modulus -in server.crt | openssl md5 op

Generate a Test Key

4 Hits, Last modified: 11 years ago

====== Generate a Test Key ====== openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout testkey... [[http://www.openssl.org/docs/apps/req.html#item__x509|-x509]]'': this option outputs a self signed certificate instead of a certificate request. This is typi... apps/req.html#item__days|-days 365]]'': when the -x509 option is being used this specifies the number of

Convert a Certificate

2 Hits, Last modified: 11 years ago

====== ===== Convert DER to PEM ===== openssl x509 -inform der -in testkey.der -out testkey.pem ===== Convert PEM to DER ===== openssl x509 -outform der -in testkey.pem -out testkey.der {{