folder icon list icon new list icon new folder Save to list notifaction icon yes tick yes tick yes tick with circle delete cross delete cross minus small - for download tool delete cross plus sign - small expander search magnifying glass Filter icon for gettign to print page icon for email addresses icon for features timing icon for features timing LinkedIn icon Facebook icon youtube icon twitter icon google+ icon external link icon fo profile pages mail icon small mail icon for contact listings phone icon phone icon for listings twitter bird save icon export icon delete icon duplicate icon move to a diff folder mini search icon right arrow Send Help Drop down Drop up settings icon Menu LinkedIn Facebook YouTube Twitter Google+ Instagram Pinterest Open in new tab ico-sort
Skip navigation
[[ profile.ContactName ]]

John Leyden

Bio

Senior writer, CSO Online

Specialist areas

Cybersecurity, network security, and enterprise technology.

Media outlets

[[ outlet.MediaOutletName ]]

User added outlets / publications

[[ outlet ]]

Roles

Freelance
Blogging
News writing
Features writing
Editing

Categories

[[ name ]]

Twitter