Former Chairman GSM Association Security Group Chair (25 years). Director Azenby Ltd, Floor51 Ltd and Zeata Security Ltd. Chairman ISAB Hardware Cybersecurity Research Institute. Vice Chairman ETSI TC CYBER, GSMA FSAP, EC PASAG. Former ENISA PSG, ETSI CYBER and OCG Chair, NISSG Chair, 3GPP SA3, SMG10, CEPT, CCITT and ITU-T Committees.BIS UK Government (1998-2011)Managed standards issues in BIS (was BERR & DTI), especially mobile security. Head of Security one2one (1994-1998).I was Head of Corporate Security in the mobile operator one2one (now T-mobile), where I set up their new security department. I recruited, trained and put in place all the security functions, documents and procedures.British Telecommunications PLC October 1974 until October 1994Senior Manager BT Corporate SecurityMy final four years in BT were spent in Corporate Security within the Chairman’s Office, based in London and Suffolk, responsible for Security Policy issues throughout BT (Information, IT, Network, Physical) and for new Products and Services which were contributions to BS7799 and ISO 27000.BT Head of GroupI was involved in the design, production and sale of security equipment, and early BT encryption systems for data, voice, fax and computers. I produced equipment using the techniques, including equipment used for the Bank of England Gilts Trading System. I wrote the BT proposal for X509 certification based on the previous certification systems I had built and designed, which became subsequently an International Standard. I also set up and managed large cross-functional teams for major security audits throughout BT and for external clients.I was the Chairman of the GSM Algorithm Expert Group in 1988 that produced the cryptographic and security processes. I have participated in the development of many of the subsequent radio security groups, and contributed to standards for cordless telephones CT2, Digital European Cordless Telephone DECT, GSM and 3GPP. I started as a radio engineer at British Telecom Laboratories Martlesham, where I designed and built equipment to measure and record microwave terrestrial and satellites and the first SKY TV broadcasts.