Score:-1

how to extract value from *.cer file

ug flag

I have a xyz.cer file and I am trying to extract the key out of it. I used command as openssl x509 -pubkey -noout -in <file>

This gives error as x509: Unknown parameter.

can someone suggest whats missing.

Score:2
ar flag

openssl x509 -pubkey -noout -in cert.pem outputs the public key.

If this doesn't work you may have a (weird) version of openssl compiled without x509 support.

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