Reading the MRZ: How to Verify a Passport Like a Border Officer
Those two lines of angle brackets at the bottom of a passport are a built-in verification system. How the MRZ works, how to check its math, and where fakes get it wrong.
How to Tell if a PDF Has Been Edited: 6 Checks That Actually Work
Six practical checks — from metadata dates to hidden revision history — that reveal whether a PDF was modified after it was created, and what each one can and can't prove.
The 30-Second Document Check Anyone Can Do
Most documents don't need a forensic exam — but almost all deserve 30 seconds of honest attention. The three-part habit that stops you from ever saying 'it looked fine.'
What Is Document Forensics? A Plain-English Guide
Document forensics is the discipline of reading the evidence documents carry about themselves. Here's what it examines, how the layers fit together, and what it can and cannot prove.
Document Workflow Automation: A Practical Guide
Where automation actually saves time in document-heavy work, which checks belong in the pipeline, and how to keep people on the decisions that matter.
How to Verify a Company Is Legitimate: A Field Checklist
Registry records, domain age, phone lines, and the corroboration habit: a field-tested sequence for checking whether a company is what it claims to be.
How to Tell if an Image Has Been Photoshopped
Edges, lighting, metadata, reverse search, and error level analysis: a working sequence for checking whether an image has been edited — and knowing when you need tooling.
What Is KYB? Know Your Business, Explained
KYC's corporate sibling: verifying that a business exists, who owns it, and whether you can legally deal with it. What a real KYB check covers and who needs one.
How to Spot a Fake ID: A Practical Verification Guide
Fake IDs now land in onboarding queues, not just at the bar. A repeatable, six-step way to check identity documents — starting with the barcode most forgers forget.
How to Redact a PDF Properly (Without Leaking the Data)
Drawing a black box over text does not remove the text. The difference between redaction and the appearance of redaction — and a workflow to make sure you're doing the first one.