Vista Equity Partners to Buy Websense

Buyout firm Vista Equity Partners agreed to pay about $1 billion to acquire Websense Inc., a maker of software and services designed to help protect companies against cyber attacks and data theft.

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Dell Buying Data Protection Firm Credant

Dell announced today it had reached agreement to acquire Credant Technologies, provider of data encryption and authentication systems. No terms were revealed. Credant’s technology will be added to Dell’s enterprise security offerings.

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Apple Working on Patch for Security Hole in iOS

Apple said Thursday it was working on a fix for a security hole in the operating system of the iPhone and iPad. On Wednesday, German authorities warned that the iOS vulnerability, exploited through a malicious PDF file, could give criminals access to personal data. Apple didn’t specify when the software update would be ready.