How widespread was computer hacking by the press? Jane Dodge reports.
Ben Hammersley assesses the seriousness of cyber-attacks on international networks.
Jonathan Freedland compares cyber-attacks today with the Siege of Dover Castle in 1216.
Cyber Spies: computer hacking and the state.
David Baddiel tries to understand computer hacking.
The origins of the internet, and why nobody thought of making it secure.
Internet security is vital, but increasingly fragile. Edward Lucas explores online trust.
Did the World Wide Web's Utopian ideals spread crime and obscenity?
Jonathan Freedland looks at women's roles in intelligence now and during WWII.