What is PEM?

PEM is a text container for binary cryptographic material: DER bytes are Base64-encoded and wrapped in BEGIN and END header lines naming the content type.

2 tools that work with PEM

Files never leave your browser.

Hash & Crypto Tools2

RSA & ECDSA Key Pair GeneratorGenerate an RSA or elliptic-curve key pair in your browser, exported as PEM or JWK.X.509 Certificate DecoderDecode a PEM certificate to see its subject, issuer, validity, SANs and key details.

Related terms

Terms that appear alongside PEM on the same tools.

← All glossary terms Browse every tool →