Lets see how we can process and validate the JWT token using simple java code.   We have generated a sample JWT token from WSO2IS.. You can find it in following   eyJ0eXAiOiJKV1QiLCJhbGciOiJTSEEyNTZ3aXRoUlNBIiwieDV0IjoiTm1KbU9HVXhNelpsWWpNMlpEUmhOVFpsWVRBMVl6ZGhaVFJpT1dFME5XSTJNMkptT1RjMVpBIn0.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.d57VGVAhZmTpIMl8hiIUO8D7hAZl-bZm5TnDW9si3qnHFliMHsxlE6HJ7bSjmoobIgdqJ7xToWtOm2orrQKFxzF4xxkpNeU1-qGFoG6-IyRF-JAJao0xq6WIGk8fR2BSN_zxsNbR84-3FMWd6mljPnImWYLe_8mOBFyDcsuDCkk It has been signed using RS256 (RSA algorithm using SHA-256).  WSO2IS uses its primary keystore to sign the JWT token. By default […]