The VerifyDocs blog

What optical character recognition is, how the pipeline works from image to text, what affects accuracy, and how to get the best results when extracting text from documents.

A clear explanation of the signals used to detect edited images — EXIF metadata, error-level analysis, noise and lighting — and why these methods flag suspicion rather than deliver proof.

Understand the structure of PAN and Aadhaar numbers, how a checksum works, and the crucial difference between validating a format and verifying an identity.

A step-by-step approach to checking whether a document is genuine — from reading metadata and validating ID formats to spotting edited images and knowing when to escalate to the issuer.