OpenSSL:RSA

lastmod 2018-08-17created 2017-11-123 edits

Create public key

• Generating RSA private and public keys on Linux - Zetawiki

A public key named public.pem can be generated from a private key named private.pem using OpenSSL as follows.

$ openssl rsa -in private.pem -out public.pem -outform PEM -pubout

See also

• OpenSSL
• RSA

Favorite site

• Secure programming with the OpenSSL API
• OpenlSSL – Creating public & private keys with the RSA package
• Simple Public Key Encryption with RSA and OpenSSL
• How long does public-key encryption (RSA) take to encrypt?
• How to Use OpenSSL to Generate RSA Keys in C/C++
• [Recommended] OpenSSL API - Asymmetric Key Cipher : RSA ¹
• wiki.openssl.org - Manual:RSA generate key(3)

References