The Nigeria Football Federation, NFF said on Monday that they were “shocked” by a life ban on former national coach Samson Siasia by FIFA for bribery, vowing to overturn it.

On Friday, the governing body of world football banned Siasia, 52, from football, following a long-running investigation into convicted match-fixer, Wilson Raj Perumal.

After his arrest, Perumal collaborated with investigators.

FIFA’s Ethics Committee found Siasia guilty of having accepted that he would receive bribes in relation to the manipulation of matches in violation of the FIFA Code of Ethics.

Siasia, a striker, played 51 times for Nigeria and had two short spells as national coach.

Acting NFF president Seyi Akinwunmi said in a statement that the FIFA report had been given to the body’s lawyers to study and provide legal advice to the federation,” he said, adding that Siasia “gave his all for Nigeria.