> ## Documentation Index
> Fetch the complete documentation index at: https://docs.optimism.io/llms.txt
> Use this file to discover all available pages before exploring further.

# OP Stack Security

> Explore OP Stack security, including protocol protections, privileged roles, security audits, vulnerability reporting, and incident response.

Understand the safeguards that protect OP Stack chains, the responsibilities
of privileged roles, and the procedures for responding to security threats.
Review security audits, report vulnerabilities, and follow guidance for
secure integrations and withdrawal pauses.

<CardGroup cols={2}>
  <Card title="Understand the security model" href="/op-stack/security/faq-sec-model">
    Review the protections and trust assumptions behind OP Stack chains,
    with answers to common security questions.
  </Card>

  <Card title="Review privileged roles" href="/op-stack/protocol/privileged-roles">
    Understand who holds privileged roles, the authority each role carries,
    and the safeguards that mitigate associated risks.
  </Card>

  <Card title="Read the audit reports" href="/op-stack/security/audit-reports">
    Read OP Stack security audit reports and review the scope of each
    assessment.
  </Card>

  <Card title="Report a vulnerability" href="/op-stack/security/security-policy">
    Follow the responsible disclosure process and review the bug bounty
    program.
  </Card>

  <Card title="Understand withdrawal pauses" href="/op-stack/security/pause">
    Learn how the Guardian can pause withdrawals in response to security
    threats and which operations a pause blocks.
  </Card>

  <Card title="Secure an exchange or bridge integration" href="/op-stack/security/exchanges-and-bridges">
    Apply block safety guidance before taking offchain actions and follow
    response procedures when withdrawals are paused.
  </Card>

  <Card title="Understand interoperability security" href="/op-stack/security/interop-security">
    Review the trust model for cross-chain messages and the security
    guarantees and latency of each safety level.
  </Card>

  <Card title="Looking for something else?" href="/">
    Browse the documentation by role: app developer, chain operator, or node
    operator.
  </Card>
</CardGroup>