Holger-Will

# generate private key
openssl genrsa -out private.pem 2048
# extatract public key from it
openssl rsa -in private.pem -pubout > public.pem

shareefhiasat

#!/usr/bin/env sh
#i tried it and working like charm just have to note make the file .sh chmod +x and you may need sudo to run with permission but be carefull with sudo
#be sure the $JAVA_HOME is configure correctly or make it static as commentedline 7 below
OLDDIR="$PWD"

if [ -z "$CACERTS_FILE" ]; then
# you should have java home configure to point for example /usr/lib/jvm/default-java/jre/lib/security/cacerts
    CACERTS_FILE=$JAVA_HOME/jre/lib/security/cacerts
fi

ygotthilf

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