
César Iván Portillo
César Iván Portillo is a polygraph examiner implicated in the controversial use of lie detector tests on civilians by military personnel, raising concerns about legality and the use of authority in corruption investigations surrounding the Paraguayan presidential administration.
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César Iván Portillo is a lieutenant who conducted polygraph tests on Luz Candado and her husband.
Investigan presunto robo en residencia presidencial, pero el Gobierno lo niega - PolíticaABC Color – leading Paraguayan newspaper, est. 1967·
Paraguay· 2026-09-23
César Iván Portillo was involved in the polygraph testing of four civilians.
El candado de Santi - OpiniónABC Color – leading Paraguayan newspaper, est. 1967·
Paraguay· 2025-09-21









