feat: add comprehensive supply chain security workflow Add supply-ch…

[a-ariff]

…ain-security.yml with: - SLSA provenance attestation for policy files - Trivy vulnerability scanning - OSSF Scorecard security analysis - PowerShell security analysis with PSScriptAnalyzer - Hardcoded secrets detection - Policy file integrity validation - JSON/XML validation for browser policies - Compliance file verification - Comprehensive security reporting

This workflow automates supply chain security measures, including vulnerability scanning, policy attestation, and compliance checks.

Pull Request Summary

Provide a brief description of the changes in this PR.

Type of Change

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• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update (changes to documentation only)
• Code refactoring (no functional changes, but improves code quality)
• Performance improvement
• Security fix
• Configuration change
• Other (please describe):

Related Issues

Closes #[issue number]
Fixes #[issue number]
Related to #[issue number]

Description

What does this PR do?

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Why are these changes necessary?

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How were these changes implemented?

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Changes Made

PowerShell Scripts

• Modified existing scripts
• Added new scripts
• Removed scripts
• Updated script parameters
• Improved error handling
• Enhanced logging

Documentation

• Updated README.md
• Updated CONTRIBUTING.md
• Added inline code comments
• Updated parameter documentation
• Added usage examples

Configuration

• Modified configuration files
• Updated default settings
• Added new configuration options
• Removed deprecated settings

Testing

Test Environment

• PowerShell Version: [e.g., 5.1, 7.2, 7.3]
• Operating System: [e.g., Windows 10, Windows 11, Windows Server]
• Autotask Environment: [e.g., Production, Sandbox]

Testing Performed

• Unit testing completed
• Integration testing completed
• Manual testing completed
• Tested with multiple PowerShell versions
• Tested error handling scenarios
• Tested with different Autotask modules
• Performance testing completed

Test Cases

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1. Test Case 1: Description

   • Expected: What should happen
   • Actual: What actually happened
   • Status: ✅ Pass / ❌ Fail

2. Test Case 2: Description

   • Expected: What should happen
   • Actual: What actually happened
   • Status: ✅ Pass / ❌ Fail

Test Results

# Include any relevant test output or results

Impact Assessment

Backward Compatibility

• This change maintains backward compatibility
• This change requires migration steps (document below)
• This change introduces breaking changes (document below)

Migration Steps (if applicable)

1. Step 1
2. Step 2
3. Step 3

Breaking Changes (if applicable)

• Change 1: Description and migration path
• Change 2: Description and migration path

Security Considerations

• No security implications
• Credentials handling reviewed
• Input validation implemented
• Error messages don't expose sensitive information
• Secure communication protocols used
• Access controls verified

Performance Impact

• No performance impact expected
• Performance improvements expected
• Potential performance degradation (explain below)

Performance Notes

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Dependencies

New Dependencies

• No new dependencies
• New PowerShell modules required
• New external tools required
• Updated minimum system requirements

Dependency Details

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• Dependency 1: Version and purpose
• Dependency 2: Version and purpose

Deployment Notes

Pre-deployment Steps

1. Step 1
2. Step 2

Post-deployment Steps

1. Step 1
2. Step 2

Rollback Plan

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Screenshots/Examples (if applicable)

Before

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After

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# Example usage or output

Code Quality

• Code follows PowerShell best practices
• Functions include proper comment-based help
• Error handling is implemented appropriately
• Code is properly commented
• Variable names are descriptive
• Functions are modular and reusable
• Logging is appropriate and informative

Documentation

• Code changes are documented
• README updated (if needed)
• CONTRIBUTING.md updated (if needed)
• Inline documentation added/updated
• Examples provided for new features

Checklist

Before Submitting

• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published

Testing Verification

• All tests pass
• Code has been tested in multiple environments
• Breaking changes are documented
• Performance impact has been considered

Code Standards

• Code follows the project's style guidelines
• Self-review of the code has been performed
• Code has been checked for security vulnerabilities
• Error handling has been implemented

Additional Notes

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Reviewer Instructions

Areas to Focus On

• Focus area 1
• Focus area 2
• Focus area 3

Questions for Reviewers

• Question 1
• Question 2

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Note to Reviewers: Please ensure all checkboxes are ticked before approving this PR. If any items are not applicable, please mark them as such in the review comments.

[a-ariff]

🔍 PR Review Summary

This PR has several issues that need to be addressed before it can be merged:

❌ Failing Checks (3/6)

1. CodeQL Analysis - Failing due to:

   • Invalid language 'auto' specified
   • Deprecated 'category' parameter in workflow
   • Missing push hook for security scanning

2. Supply Chain Security - 2 jobs failing:

   • Compliance and Best Practices check
   • Supply Chain Security Scan

📋 Action Items

• Fix CodeQL workflow: remove 'category' parameter and specify valid languages
• Add push trigger to CodeQL workflow for security scanning
• Investigate and fix Supply Chain Security workflow failures
• Complete the PR description by filling out the 74 checklist items
• Provide proper test documentation and results

✅ Working Checks

• PowerShell Lint - passing
• PowerShell Security Analysis - passing

Next Steps: I'll work on addressing these workflow issues and completing the PR documentation. The PR will remain in draft status until all checks pass and documentation is complete.

Assigned to myself for follow-up work.

[a-ariff]

🚨 Critical Check Failures Summary

Failing Checks (4/6):

• CodeQL Analysis: Invalid 'auto' language + deprecated 'category' parameter
• Supply Chain Compliance: Missing dependency validation
• Supply Chain Security Scan: xmllint tool not found

Quick Fixes:

1. CodeQL: Switch to languages: ['javascript'] for JSON/YAML files OR enable autobuild
2. Supply Chain: Add apt-get install -y xmllint to workflow
3. Scorecard: Ensure contents: read and actions: read token permissions

Next Steps: Converting to draft for fix implementation. Will validate all security scans pass before re-opening.

[a-ariff]

🔧 Comprehensive Fix Plan for All Failing Workflows

I've analyzed all three PRs and identified the root causes of the failing workflows. Here's my implementation plan to fix all the issues:

🎯 Issues Identified

PR #1 - CodeQL Language Fix

• ❌ Python analysis failing because this is a PowerShell repository
• ✅ Removed deprecated category parameter correctly
• 🔧 Fix: Change languages: ['python'] to languages: ['javascript'] for JSON/YAML analysis

PR #2 & #3 - Supply Chain Security Fixes

• ❌ xmllint dependency missing causing policy validation failures (line 282 in PR feat: add comprehensive supply chain security workflow Add supply-ch… #3)
• ❌ CodeQL using deprecated category parameter
• ❌ CodeQL using 'auto' language detection incorrectly

📋 Implementation Plan

1. For PR #1: Update CodeQL language configuration

# Change from:
languages: ['python']
# To:
languages: ['javascript']  # For JSON/YAML files

2. For PR #2 & #3: Add xmllint dependency installation

- name: Install dependencies
  run: |
    sudo apt-get update && sudo apt-get install -y xmllint

Add this step before the "Validate XML policy files" step.

3. Fix CodeQL configuration across all workflows:

• Remove deprecated category parameter from Initialize CodeQL step
• Change languages: ['auto'] to languages: ['javascript']
• Ensure proper permissions: contents: read, actions: read, security-events: write

🚀 Expected Results After Fixes

✅ PR #1: CodeQL will pass with JavaScript analysis for JSON/YAML files
✅ PR #2: MDM Policy Validation will pass, CodeQL will pass
✅ PR #3: Supply Chain Security Scan will pass, Compliance checks will pass

📊 Current Status Summary

• Working: PowerShell Lint (all PRs), PowerShell Security Analysis (PR feat: Add enterprise security workflow for PowerShell and policy scan… #2,feat: add comprehensive supply chain security workflow Add supply-ch… #3)
• Failing: CodeQL workflows (all PRs), XML validation (PR feat: Add enterprise security workflow for PowerShell and policy scan… #2,feat: add comprehensive supply chain security workflow Add supply-ch… #3)
• Root Cause: Language configuration + missing system dependencies

Ready to proceed with implementing these fixes. The changes are surgical and will resolve all failing checks while maintaining the excellent security scanning coverage you've implemented! 🛡️