Broadband Customer Reporting – XML Release 2 Issue 16.8a

The firewall and network capacity has been designed to minimise the risk of Denial-of-Service (DOS) attacks, with specific softwareimplemented to minimise DOS attacks intended to overcome system resources.Anti-VirusThe BT virus management infrastructure will prevent the introduction of viruses into the system and prevent viruses beingforwarded to customers.System MaintenanceAll measures are taken to ensure that the system does not suffer from unplanned outages. The platforms used by the system allconsist of pairs of boxes, allowing continuation of service in the case of multiple failures. Changes to the platform are properlyplanned and implemented under formal Change Control, and the paired architecture allows upgrades without interruption ofservice.EncryptionThe system uses SSL security with an https URL and as such provides security in both directions with protection for both upstreamand downstream data. The SSL protocol runs above TCP/IP and below higher-level protocols such as HTTP or IMAP. It usesTCP/IP on behalf of the higher-level protocols, and in the process allows an SSL-enabled server to authenticate itself to an SSLenabledclient, allows the client to authenticate itself to the server, and allows both machines to establish an encrypted connection.The Perl ScriptPERL ScriptAs mentioned earlier in the document, BT will be providing a template script as an example of implementing the URL call. Detailsof this script are below:PERL 5 will be used in the working example of the script which BT will provide to users. The reason PERL has been selected asthe preferred scripting tool is due to:• Cost – completely free for users – available to download from web 55See http://www.cpan.org for more information