Portsmouth Football Club are aware of a message that has been posted on social media and are working with police on this matter.

The club would like to reassure fans that there will be enhanced security checks in place for Thursday’s play-off match against Sunderland at Fratton Park (7.45pm kick-off).

Due to these checks, all supporters with tickets are advised to arrive in plenty of time to make sure they are inside the stadium for the start of the game.

Tickets for the match – which is being televised live on Sky Sports – have sold out.