Mint an API key with a recognizable prefix ("sk_live_…") and 32 bytes of crypto-random entropy encoded as URL-safe base64. Stripe-style readable IDs.
PHP
<?php
function generateApiKey(string $prefix = 'sk_live_'): string {
$random = rtrim(strtr(base64_encode(random_bytes(32)), '+/', '-_'), '=');
return $prefix . $random;
}
echo generateApiKey(); // sk_live_xV9...
echo generateApiKey('pk_test_'); // pk_test_q4F...
echo generateApiKey('user_'); // user_2Lk...Save your own code snippets
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