Peter Nichols, a prison manager at Wormwood Scrubs, was charged with 10 counts of carrying out illegal checks on prison systems.
It was alleged that between November and December 2021 he carried out searches on behalf of ex-prisoner Gareth Casella.
Mr Nichols’ wife, Jessica Nichols – who was head of security at young offender institution HMP Feltham – was also cleared of one count
