Submariner breached the Official Secrets Act

Edward Devenney hides as he arrives at Westminster Magistrates' Court in March. Credit: PA Wire

Devenney pleaded guilty at the Old Bailey to gathering details of encryption programmes in breach of the Official Secrets Act.

He also admitted a charge of misconduct in a public office in relation to a meeting with two people he thought were from the secret service of another state.

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Submariner jailed over secrets

Submariner Edward Devenney has been jailed for eight years for trying to disclose secret movements of British nuclear submarines to MI5 agents posing as Russian spies.