Seqrite vs Defender for Endpoint — Is M365 enough?

One of the most common questions our team hears from Thai customers: 'We already have E5 — why even look at Seqrite?' This guide answers in our library voice: when Defender is the better fit (homogenous Windows estate, SOC already on Sentinel) and when Seqrite is (macOS/Linux/Android-heavy, no E5, or unwilling to lock the whole stack to Microsoft). It doesn't crown a winner — it tells you which scenario you're in.