Atakama Browser Security Platform vs Attic M365 FREE: Side-by-Side Comparison (2026)

MSPs managing browsers across dozens of customer environments will find real value in Atakama Browser Security Platform's multi-tenant architecture and RMM integration, which means policy enforcement and threat response happen without pulling clients out of their existing tools. The platform covers the full NIST Identify and Protect functions, from asset discovery through data exfiltration prevention, and its DNS filtering plus DLP features address the gap most browsers leave open when users bypass authentication or copy sensitive data to personal accounts. Skip this if you need endpoint detection and response beyond the browser layer; Atakama is purpose-built for web threats and user behavior, not lateral movement or post-compromise investigation. Startup and SMB security teams protecting Microsoft 365 will benefit most from Attic M365 FREE because it stops AiTM phishing attacks that bypass MFA, the attack class traditional email filters miss entirely. The tool deploys in five minutes with no payment required, making it immediately useful for resource-constrained teams, and its real-time detection of fake login pages covers both NIST PR.AA and DE.CM functions simultaneously. Skip this if your organization needs protection beyond Microsoft 365 or runs a heterogeneous SaaS stack; Attic is deliberately focused on one platform and one threat vector.

Based on our analysis of core features, integrations, company size fit, deployment model, here is our conclusion: