The force spokesperson said Mr Ojukwu by his story violated the Cybercrime Prohibition Act 2015 and other extant laws of the land.
The New York-based media rights think-tank urged Nigerian authorities to do more for press autonomy.
Police spokesperson Muyiwa Adejobi confirmed to journalists that Mr Ojukwu, who went missing on May 1, was arrested by officers of the cybercrime centre.
The founder of HO Corn, Harrison Osemwengie had duped investors with the promise of 50 per cent in return of their investments.
Ms Ibeh said three assailants with the intention to kill had attacked her at a bus stop on her way home.
