Author Archive

John Sellers

John Sellers is vice president of federal sales at Lancope.
Cybersecurity

Every threat is an insider threat

Instead of focusing on breaching the perimeter, attackers have increasingly shifted to compromising the human layer.

  • By John Sellers
Cybersecurity

Why insider threats keep succeeding

Outdated security models rarely address insider threats, argues John Sellers, and perimeter defense and background checks are not going to keep attackers out.

  • By John Sellers