# Certification of Real Images through Calibrated Content Authentication > Source: > Published: 2026-10-06 05:00:13+00:00 Generative models can synthesize high-quality inauthentic multimedia content that is already being misused at scale. We evaluate twenty deepfake detectors against ten generators released in the last four years and find accuracy decreasing over time, from near-perfect 99.5% to 76%. Adversarial pertur