generate rsa256 key pair code example

Example 1: how to generate my RSA key pair

myLocalHost% ssh-keygen
Generating public/private rsa key pair.
Enter file in which to save the key(/home/johndoe/.ssh/id_rsa):

Example 2: generate rs256 key pair

ssh-keygen -t rsa -b 4096 -m PEM -f jwtRS256.key
# Don't add passphrase
openssl rsa -in jwtRS256.key -pubout -outform PEM -out jwtRS256.key.pub
cat jwtRS256.key
cat jwtRS256.key.pub