Issued to
DELFINO LIAU
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Credential Verification
Issue date: October 15, 2025
ID: dcaa4065-336e-43f9-a646-ec6d8be59211
Issued by
Safeware
Safeware + Glasswall: Zero-trust file security. Instantly sanitize files from email, portals, and M365—delivering safe, compliant documents without slowing users or disrupting business.
Type
Certification
Level
Introductory
Format
Hybrid
Duration
10 minutes
Price
Free
Description
This certificate recognizes individuals who successfully completed the Glasswall CDR Challenge, demonstrating a foundational understanding of Zero-Trust file security and Content Disarm and Reconstruction (CDR) technology. Recipients have shown awareness of how Glasswall’s CDR platform rebuilds files to known-good standards — ensuring safe, compliant content across Microsoft 365, web gateways, and other enterprise collaboration systems.
Skills
Cyber Security
Zero-Trust
File Security
Earning Criteria
Test
To earn this certificate, participants must: • Complete the Glasswall CDR Challenge online assessment. • Correctly answer questions covering CDR fundamentals, file-based threat prevention, and Glasswall use cases. • Achieve a passing score (≥70%) within a single quiz attempt.