# Apple Wallet PKPass File Inspection Tool View and validate PKPass files locally in your browser. - **Source:** [Hacker News: Show HN](https://news.ycombinator.com) - **Published:** 2026-07-18 - **Topic:** [Software & Engineering](https://brifing.si/c/engineering) - **Original article:** - **On Brifing:** https://brifing.si/s/4c3bd2f2-9908-49af-901b-34841ad30c43 ## What is a PKPass File? A PKPass file is a package file used for Apple Wallet. It is in ZIP format and contains pass.json, images, a manifest file, and a signature file. This file is used for digital tickets, cards, and coupons. ## How Does It Work? PKPass Inspector works locally in your browser. It decodes the PKPass package and displays its contents without uploading the file to a server. This ensures user privacy while providing quick inspection. ## What is Checked? The tool validates the PKPass file. It checks fields such as manifest SHA-1 hash, signature, barcode format, and message. This ensures the pass works seamlessly in Apple Wallet. ## Which Files Can Be Inspected? PKPass Inspector analyzes package contents like pass.json, manifest.json, signature file, icons, logos, and barcode fields. This provides developers with comprehensive inspection capabilities. ## Signature Verification The tool parses the PKCS#7 signature and validates it against Apple’s WWDR certificates. This is a critical step to ensure the pass’s reliability and validity. ## Why is It Important? PKPass Inspector allows developers to quickly test and debug Apple Wallet passes. This ensures smooth operation of passes, enhancing the user experience. ## Sources covering this story - https://www.getleal.com/tools/pkpass-inspector — --- _Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._