Summary After upgrading play-pac4j from 12.0.0-PLAY3.0 to 12.0.1-PLAY3.0 (and higher), responses for pac4j-secured routes reissue cookies on every request: Session cookie is re-set each time with updated nbf/iat. CSRF cookie is also re-set each time
Hi, Sorry for my late reply. It wasn't easy to investigate this problem. It mainly comes from: