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Sentry Hardening Guide

DevOps Last updated: 2025-02-05

Application monitoring platform hardening for Sentry including SAML SSO, team access, data scrubbing, and integration security

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Overview

Sentry is a leading application monitoring and error tracking platform. As a platform receiving application errors, stack traces, and potentially sensitive data, Sentry security configurations directly impact data privacy and debugging security.

Intended Audience

  • Security engineers managing monitoring platforms
  • IT administrators configuring Sentry
  • DevOps teams managing application monitoring
  • GRC professionals assessing observability security

How to Use This Guide

  • L1 (Baseline): Essential controls for all organizations
  • L2 (Hardened): Enhanced controls for security-sensitive environments
  • L3 (Maximum Security): Strictest controls for regulated industries

Scope

This guide covers Sentry security including SAML SSO, team access, data scrubbing, and DSN security.

Table of Contents

  1. Authentication & SSO
  2. Access Controls
  3. Data Security
  4. Monitoring & Compliance
  5. Compliance Quick Reference

1. Authentication & SSO

1.1 Configure SAML Single Sign-On

Profile Level: L1 (Baseline)

Framework Control
CIS Controls 6.3, 12.5
NIST 800-53 IA-2, IA-8

Description

Configure SAML SSO to centralize authentication for Sentry users.

Prerequisites

  • Sentry organization owner access
  • Business or Enterprise tier
  • SAML 2.0 compatible IdP

ClickOps Implementation

Step 1: Access SSO Settings

  1. Navigate to: Settings → Auth
  2. Select Configure for SAML2

Step 2: Configure SAML

  1. Configure IdP settings:
    • Entity ID
    • SSO URL
    • Certificate
  2. Configure attribute mapping
  3. Download Sentry metadata for IdP

Step 3: Test and Enforce

  1. Test SSO authentication
  2. Enable SSO enforcement
  3. Configure admin fallback

Time to Complete: ~1-2 hours

Code Implementation

1.2 Enforce Two-Factor Authentication

Profile Level: L1 (Baseline)

Framework Control
CIS Controls 6.5
NIST 800-53 IA-2(1)

Description

Require 2FA for all Sentry users.

ClickOps Implementation

Step 1: Enable 2FA Requirement

  1. Navigate to: Settings → Security
  2. Enable Require two-factor authentication
  3. All members must configure 2FA

Step 2: Configure via IdP

  1. Enable MFA in identity provider
  2. Use phishing-resistant methods for admins
  3. All SSO users subject to IdP MFA

Code Implementation

2. Access Controls

2.1 Configure Team Access

Profile Level: L1 (Baseline)

Framework Control
CIS Controls 5.4
NIST 800-53 AC-6

Description

Implement least privilege using Sentry teams.

ClickOps Implementation

Step 1: Create Teams

  1. Navigate to: Settings → Teams
  2. Create teams by function/product
  3. Assign projects to teams

Step 2: Configure Member Roles

  1. Review organization roles:
    • Owner
    • Manager
    • Admin
    • Member
  2. Assign minimum necessary role
  3. Regular access reviews

Code Implementation

2.2 Configure Project Access

Profile Level: L2 (Hardened)

Framework Control
CIS Controls 5.4
NIST 800-53 AC-6

Description

Control access to specific projects.

ClickOps Implementation

Step 1: Configure Project Teams

  1. Assign projects to specific teams
  2. Limit cross-team access
  3. Separate production projects

Step 2: Configure Permissions

  1. Set team-level permissions
  2. Restrict sensitive projects
  3. Audit project access

Code Implementation

2.3 Limit Admin Access

Profile Level: L1 (Baseline)

Framework Control
CIS Controls 5.4
NIST 800-53 AC-6(1)

Description

Minimize and protect administrator accounts.

ClickOps Implementation

Step 1: Inventory Admins

  1. Review owners and admins
  2. Document admin access
  3. Identify unnecessary privileges

Step 2: Apply Restrictions

  1. Limit owner to 2-3 users
  2. Require 2FA/SSO for admins
  3. Monitor admin activity

Code Implementation

3. Data Security

3.1 Configure Data Scrubbing

Profile Level: L1 (Baseline)

Framework Control
CIS Controls 3.1
NIST 800-53 SI-12

Description

Scrub sensitive data from error reports.

ClickOps Implementation

Step 1: Enable Server-Side Scrubbing

  1. Navigate to: Settings → Security & Privacy
  2. Enable Data Scrubber
  3. Configure sensitive fields

Step 2: Configure Client-Side Scrubbing

  1. Use SDK beforeSend hooks
  2. Filter PII before transmission
  3. Test scrubbing effectiveness

Step 3: Configure Defaults

  1. Enable default safe fields
  2. Add custom sensitive fields
  3. Document scrubbing rules

Code Implementation

3.2 Configure DSN Security

Profile Level: L1 (Baseline)

Framework Control
CIS Controls 3.11
NIST 800-53 SC-12

Description

Secure Data Source Names (DSNs).

ClickOps Implementation

Step 1: Review DSNs

  1. Navigate to: Project Settings → Client Keys (DSN)
  2. Review all DSNs
  3. Document DSN usage

Step 2: Configure Rate Limiting

  1. Configure DSN rate limits
  2. Set event quotas
  3. Alert on abuse

Step 3: Rotate If Needed

  1. Rotate compromised DSNs
  2. Update applications
  3. Disable old DSNs

Code Implementation

3.3 Configure IP Filtering

Profile Level: L2 (Hardened)

Framework Control
CIS Controls 13.5
NIST 800-53 AC-17

Description

Filter events by IP address.

ClickOps Implementation

Step 1: Configure Allowed IPs

  1. Configure IP filters for projects
  2. Filter internal networks
  3. Document filtering rules

Code Implementation

4. Monitoring & Compliance

4.1 Configure Audit Logs

Profile Level: L1 (Baseline)

Framework Control
CIS Controls 8.2
NIST 800-53 AU-2

Description

Enable and monitor audit logs.

ClickOps Implementation

Step 1: Access Audit Logs

  1. Navigate to: Settings → Audit Log
  2. Review logged events
  3. Configure retention

Step 2: Monitor Events

  1. User authentication
  2. Permission changes
  3. DSN modifications
  4. Data access events

Code Implementation

5. Compliance Quick Reference

SOC 2 Trust Services Criteria Mapping

Control ID Sentry Control Guide Section
CC6.1 SSO/2FA 1.1
CC6.2 Team access 2.1
CC6.7 DSN security 3.2
CC7.2 Audit logs 4.1

NIST 800-53 Rev 5 Mapping

Control Sentry Control Guide Section
IA-2 SSO 1.1
IA-2(1) 2FA 1.2
AC-6 Team access 2.1
SI-12 Data scrubbing 3.1
AU-2 Audit logs 4.1

Appendix A: References

Official Sentry Documentation:

API & Developer Resources:

Trust & Compliance:

Security Incidents:

  • No major public security breaches of Sentry’s platform infrastructure have been identified.

Changelog

Date Version Maturity Changes Author
2025-02-05 0.1.0 draft Initial guide with SSO, teams, and data scrubbing Claude Code (Opus 4.5)

Contributing

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