Broadcom to buy Symantec unit for $10.7 billion

Broadcom on Thursday said it will buy Symantec's enterprise security business for $10.7 billion in cash. This comes just weeks after Broadcom ended talks about buying Symantec in its entirety.

The bottom line: Symantec is the world's largest provider of cybersecurity software, while Broadcom is seeking to expand beyond its core competency of chips.