Microsoft Defender alternatives

Microsoft Defender — software platform and tools for production teams.

  • Microsoft Defender — software platform and tools for production teams.

    Free plan
    Learning curve
    Setup
  • Password manager for teams with vaults, SSO, and secrets automation.

    Free plan
    Learning curve
    Medium
    Setup
  • Free two-factor authentication (2FA) app that adds an extra layer of security beyond passwords.

    Free plan
    Yes
    Learning curve
    Easy
    Setup
    Quick setup
  • Trusted, open-source password manager that secures passwords, passkeys, and sensitive credentials across all devices.

    Free plan
    Yes
    Learning curve
    Easy
    Setup
    5-15 minutes for basic setup; longer for enterprise SSO configuration
  • Privacy-focused virtual private network service created by the team behind Proton Mail.

    Free plan
    Yes
    Learning curve
    Easy
    Setup
  • Secure environment variable manager with encryption, auditing, and multi-environment sync.

    Free plan
    Yes
    Learning curve
    Medium
    Setup
    Less than 5 minutes
  • Enterprise security platform that provides real-time bot detection, AI agent verification, and fraud prevention.

    Free plan
    Yes
    Learning curve
    Medium
    Setup
    Minutes for basic integration
  • AI-powered fraud protection that keeps payments safe and seamless.

    Free plan
    No
    Learning curve
    Advanced
    Setup
  • Encrypted email service based in Switzerland.

    Free plan
    Learning curve
    Easy
    Setup

How these alternatives were chosen

Tools Microsoft Defender names as alternatives that this directory also publishes, followed by others in Security. The order is not a ranking, and "—" means we have not checked that field — not that the answer is no.