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Cisco this week announced its intent to acquire ThreatGRID, a New York-based maker of malware analysis and threat intelligence technology.

Threat protection company FireEye Tuesday announced it's acquiring nPulse Technologies, a privately-held maker of high-speed packet-capture, network analysis and forensics gear, for $70 million in a cash-stock deal expected to close during the second quarter.

Microsoft completed its $7.2 billion acquisition of Nokia today, bringing on board Nokia's smartphones, its not-so-smart feature phones and a Windows RT tablet.

New Hampshire-based Infrastructure-as-a-Service company Dyn announced today that it would purchase managed DNS provider Nettica. Terms were not disclosed.

Palo Alto Networks, known for its next-generation firewall, Monday said it is buying Israeli start-up Cyvera for about $200 million to gain access to its endpoint security product for real-time attack prevention. The deal is expected to close in a few weeks.

As more companies announce mergers, acquisitions and divestitures to survive, the orderliness of their enterprise systems is critical: The "messier" a company's systems, the harder it will be to attract potential buyers. But the more up-to-date a company's systems, the more money they'll fetch.