‹ GR-6.2.8 GR-6.3.1 › GR-6.3 Security of Communication Sessions and Authentication GR-6.3.1 GR-6.3.2 GR-6.3.3 GR-6.3.4 GR-6.3.5 GR-6.3.6 GR-6.3.7 GR-6.3.8 GR-6.3.9 GR-6.3.10 GR-6.3.11 Secure authentication GR-6.3.12 GR-6.3.13 Independence of elements of strong authentication GR-6.3.14 GR-6.3.15 ‹ GR-6.2.8 GR-6.3.1 ›