Thoma Bravo has agreed a cash deal worth more than £4 billion for the Cambridge-based company.
Several London Underground stations are closed due to workers striking while two Tube lines were halted because of a casualty on the track. Transport for London marked 10 stations on the network at 9am on Friday due to the Transport Salaried Staffs' Association action. The union said the action was likely to cause Tube stations to close at the last minute, including into Saturday morning, but Transport for London said there will not be significant disruption.
Protests against the Gaza war grip dozens of campuses across America, with hundreds of arrests.