The detained rapper-mogul allegedly used unauthorized apps and other inmates' phone codes as he attempted to tamper with a witness from behind bars.

Evidence found in Sean “Diddy” Combs jail cell suggests he has influenced a witness in his New York sex trafficking and racketeering case and is trying to blackmail others while avoiding federal detection by using three-way calls and other inmates’ phone access codes, prosecutors allege.

Combs had family carry out a social media campaign on his birthday "with the intention of influencing the potential jury in this criminal proceeding," prosecutors claim.

Amid fresh allegations that Sean “Diddy” Combs is managing a PR campaign from behind bars intended to intimidate witnesses and influence jurors, lawyers for the embattled hip-hop mogul on Monday demanded a hearing into how federal authorities obtained his paperwork from Brooklyn MDC.

Prosecutors are urging a New York judge to reject Sean Combs' latest bail request, accusing him of attempted blackmail from behind bars. They claim Combs instructed his family to contact witnesses and used other inmates' phones to avoid monitoring.

Federal agents allegedly raided Sean “Diddy” Combs’s jail cell and seized attorney-client privileged materials, his lawyer claims. Marc Agnifilo, the rapper’s attorney, said he learned Friday that prosecutors allegedly obtained sensitive defense notes from Combs’s cell at Brooklyn’s Metropolitan Detention Center,