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CIO interview: Gary Steen, chief technology officer, TalkTalk

This article is part of the Computer Weekly issue of 30 August 2016
TalkTalk has overhauled security since its controversial data breach in 2015, according to CTO Gary Steen, and is investing in technology to beat its rivals on customer service.
Features in this issue
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Sage data breach underlines insider threat
Organisations need to take insider threats more seriously say security experts, as Sage warns that a data breach using an internal log-in may have compromised employee data at nearly 300 UK firms
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CIO interview: Gary Steen, chief technology officer, TalkTalk
TalkTalk has overhauled security since its controversial data breach in 2015, according to CTO Gary Steen, and is investing in technology to beat its rivals on customer service