The continued increased use of the Internet and mobile connected devices, complexity of networks, as well as the sharing of sensitive data means cyber-security is now seen as business critical for corporates and governments. Within the rapidly evolving cyber-security landscape, both established players and new entrants continue to jockey for market position. This has seen landmark deals in 2011 and we expect this activity to continue throughout 2012 within a highly fragmented market. Jass Sarai, matthew Cross, Philip Shepherd and Rob Morgan discuss the increased need to address cyber-security and look at the impact this will have on M&A activity in the technology sector.