Generate Key

gpg --full-generate-key 
 Select defaults or the required option if you have them 
 Select an expiration date 
 
 Enter your personal information (it needs to be consistent with your account info) 
 
 Use a secure passphrase 
 
 Key can be listed with: 
 gpg --list-secret-keys --keyid-format=long 
 Key can exported with: 
 gpg --armor --export <key> 
 
 Screenshots: