HOME | TERMS | CONTACT US | SITE MAP   The National Technical Authority for Information Assurance     ABOUT US   PRODUCTS & SERVICES   PUBLICATIONS   POLICY & TECHNOLOGIES   FIND A ..... You are here: CESG > Policy and Technologies > NGN Telecoms Services Assurance > Documents NGN Telecoms Services Assurance Model Security Levels Recommended Generic Process for Telecoms Service Assurance 2-2-4 'Standard' Assurance Scheme Documents Contact Us   Documents The NGN Assurance project will implement an independent assurance scheme for telecommunications services that are secure enough to protect users from a 2-2-4 (2 for confidentiality and integrity, 4 for availability) level of business impact. E-mail enquiries@cesg.gsi.gov.uk for a copy of the 'Standard' level (2-2-4) Good Practice Guidance. The latest version is 1.0. Please enter 'NGN 224 good practice guidance' in the email subject header.  © Crown copyright, 2010. This CESG Website is maintained for your personal use and viewing. Access and use by you of this site constitutes acceptance of our terms and conditions which take effect from the date of first use. Click here for our terms and conditions CESGweb@cesg.gsi.gov.uk