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www.agwa.name | ||
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squanderingti.me
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| | | | | A handy explanation for the fields in a digital certificate. | |
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textslashplain.com
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| | | | | When you visit a HTTPS site, the server must present a certificate, signed by a trusted third-party (a Certificate Authority, aka CA), vouching for the identity of the bearer. The certificate contains an expiration date, and is considered valid until that date arrives. But what if the CA later realizes that it issued the certificate... | |
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www.akpain.net
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| | | | | How it works, why it exists and how you can do things with it | |
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sgued.fr
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| | | X509 certificate can be encoded either as DER or PEM. DER encoding is an efficient binary format, while PEM encoding is a wrapper around the Base 64 DER encoding of the certificate. Usually, when dealing with a specific certificate, you know beforehand whether it's encoded as DER or PEM. For example, in the opennssl CLI, you can give it the -inform parameter, which accepts either DER or PEM. However, what if don't know the encoding of the certificate, can you figure it out on the fly? | ||
