BEDFORD, Mass., Dec. 30 (UPI) -- Massachusetts-based RSA Security Inc. said Friday it paid $145 million to buy Cyota Inc., a privately held online security firm.

The purchase price includes $128.8 million in cash for all of the outstanding capital stock of Cyota, $5.5 million in cash to fund a three-year retention pool and RSA Security's assumption of all vested and unvested Cyota stock options, which represents approximately $10.7 million in value.

RSA Security expects this transaction to add about $22 million to $25 million in revenue in 2006 and that it will be accretive to earnings for the second half of 2006.