What is the false-positive rate like? It would be terrible if it blocked people like Garak and Dukat. Just a note: the "How does K-blocker work?" link just goe

What is the false-positive rate like? It would be terrible if it blocked people like Garak and Dukat. Just a note: the "How does K-blocker work?" link just goes back to features, instead of actually telling how it works.