Over the past three days, security companies announced acquisitions.
Expected to close in April, the deal will make Tripwire one of the largest security and vulnerability management vendors in the industry.
The purchase of the encryption company is further proof that Dell considers information security a critical component of its business going forward.
The acquisition is expected to close Dec. 31 for an undisclosed amount.
Cisco has acquired Milpitas, Calif.-based Virtuata, a security software start-up that safeguards virtual machine data, for an undisclosed sum.