Changelog
What's new in PayProbe
A running log of every tool, standard, and improvement shipped to the platform. Follow new releases with the RSS feed.
- added Finality-by-chain table
- added Stablecoin payment flows tool with every variant and best practices
- fixed Audit x402 decoder, wallet address validator and tx decoder
- fixed Audit webhook, 3DS and ISO 20022 tools
- fixed Audit TLV decoder, TLV builder and PDOL builder
- fixed Audit EMV QR against the EMVCo MPM v1.1 specification
- fixed Audit base64, hex/ASCII, BCD, Julian date and amount tools
- fixed Audit track and test card generators
- fixed Audit HMAC, card validator, Luhn and IBAN validator
- fixed Audit KCV, DES and DUKPT against independent references
- added Keys and SWIFT tools rewritten; 8 round-3 tools out of beta
- fixed Known-answer sweep of SD-JWT, OID4VP and CAVV tools
- fixed Known-answer sweep of encodings tools and queued follow-ups
- added Double-check EMV decoders and take 8 out of beta
- fixed Correct 12 EMV decoders found wrong by the known-answer sweep
- fixed Double-check fixes for 16 tools; promote them out of beta
- fixed AES-192 in Chrome, TR-31 KCV blocks, P-256 checks; promote 7 double-checked tools
- improved One source for tool status; document the beta-to-stable rule
- fixed ISO 8583 parser and bitmap, EMV TLV decoder/builder, IBAN validator
- fixed TR-31 key block parsing, EMV-CAP codes, honest CAVV labelling
- fixed AES modes, webhook signatures (Adyen, Braintree, Stripe), HMAC hex input
- added Reversal, refund and subscription route levels
- added Reason-code reference with a page per code
- added Processor readiness checklist on the stablecoins guide
- fixed Bump source-map-js to 1.2.2 (GHSA-68fv-2mgg-jv7q)
- fixed Correct DUKPT, UDK and PVV derivations; known-answer tests for the HSM tools
- fixed Puzzle teaser counts eight route levels
- fixed Drop remaining unverified ChatGPT Instant Checkout claims
- fixed Soften ACP capability-negotiation wording
- fixed Correct ACP status and add spec versioning
- added Link to live demo at demo.payprobe.io
- fixed Correct batch-settlement scheme and decode its payloads
- fixed Glossary links no longer duplicate text that a tool updates
- fixed One event per URL in /events structured data (duplicate Pay360)
- fixed Valid Event structured data on /events (Search Console errors)
- added Stablecoin settlement simulator
- added ISO 8583 ↔ on-chain settlement mapper
- added Stablecoin recognition in the calldata & EIP-712 decoder
- added ISO 20022 learn guide
- added Tokenised deposits and on-chain settlement guide
- added Pacs.004 returns and camt.054 notifications in the ISO 20022 validator
- added Kernel 8 adoption update and Zombie Card news take
- added RSS feeds for news and releases, next-step links on guides
- added Report-a-problem links, per-page preview images and breadcrumbs
- fixed Verify the top calculators against reference values, fix what was wrong
- added Visible FAQs on guides for the searches they already get
- added Per-code pages for POS entry modes and APDU status words, test card fixes
- fixed One URL per page, own canonicals, sitemap audit, lighter initial bundle
- fixed EMVCo agentic comment period closed; ISO 20022 address cut-overs deferred
- added Note FedNow's cross-border transaction testing
- added Diagram-based boards for the chip-steps, TVR and diagnose puzzles (#36)
- added ARQC level, EMV order, TVR and diagnose puzzles (#35)
- added Shareable level pages with link previews and share buttons (#34)
- added Puzzle hub, guide and tool placements, mistake cards (#33)
- added PCI KMO Standard explorer — key lifecycle & assessment process (#31)
- added Compact hero, puzzle up top, Beta pill in the header (#32)
- added "Route the payment" puzzle on the home page (#30)
- added Document the new PCI KMO key-management standard
- added High-risk payments guide — merchant lifecycle and build approach
- added Generalise certification path for POS terminals and SoftPOS apps
- added POS terminal certification guide — L1, L2, L3, host, PCI PTS and beyond
- added ISO 20022 validator for pain.001, pacs.008, pacs.002, camt.053
- added Custom tokens in wallets, token format checker, Amex TSP fix
- added Custom (non-network) tokens guide, flows and generator
- added Issuer token services guide and lifecycle flows
- added Merchant/PSP tokens vs network tokens guide and flows
- added Wallet push provisioning to Apple Pay and Google Wallet + payload inspector
- fixed Tokenization cryptograms — correct TAVV, DSRP and LUK descriptions
- fixed HTTP Message Signature decoder — signatures now verify; dictionary Signature-Agent; TAP
- fixed X402/MPP decoder — align with draft-httpauth-payment-01 and x402 exact schemes
- added Decode AP2 v0.2 Checkout and Payment Mandates; correct AP2 content
- fixed Leave two housekeeping commits out of the changelog
- added Automatic version bump, tag and GitHub release on every merge to main
- added Add specification stamps to tools and enhance tool-shell rendering
- added Enhance news and events harvesting with status tracking and reporting
- added Add events model and calendar component
- added Add Verification of Payee (VOP) match simulator tool
- added Add news model, topics, and aggregated news page
- added Update cookie consent handling, enhance privacy policy, and improve index.html structure
- added Add Agentic Payments and Stablecoins guides, update site map and related articles
- added Add container class to ISO 8583 reference layout for improved styling
- added Enhance ISO 8583 DE reference layout with container classes
- added Add BVNK stablecoin payments guide and flow simulator
- added Update favicon links and add new favicon images
- added Add ISO 8583 Data Element Reference tool and OID4VP Request Decoder
- added Add SD-JWT VC decoder tool for decoding and verifying Selective Disclosure JWTs
- added Add ISO 20022 reference detail and overview pages
- added Add SWIFT blockchain-based shared ledger guide component
- added Update network map demo video for improved visualization
- added Remove Product references and update navigation to Platform across the application
- added Implement Get Started and Platform pages with styles and functionality
- added Enhance MIFARE guide with interactive authentication flow and update site map with visual graph representation
- added Add site map component with workflow journeys and tool categories
- added Add x402 flow simulator component for payment protocol visualization
- added Update tool descriptions, enhance header navigation with reference dropdown, and add Not Found page
- added Add support for ISO 9564-1 Format 2 PIN blocks and update tool descriptions
- added Implement AES encryption and decryption for ISO 9564-1 Format 4 PIN blocks
- added Update stablecoin details with revised launch information, regulatory context, and deployment chains
- added Add stablecoin detail and reference pages
- fixed Pin pre-1.6.0 releases by commit instead of pushing old tags
- fixed Set bot git identity before recreating tags; deploy even if release fails
- fixed Revalidate copy for dates that have passed; add stale-date check
- fixed Upgrade Angular to 22.2.0 for security advisories
- added Add EMV tag detail component with navigation, search, and detailed display
- added Add indexnow script for submitting URLs to IndexNow API
- added Add new file with identifier 36c373bf7ca6457d832a7a391fd0c341
- added Add detailed tool reference articles and styling for better user guidance
- added Add EMV contactless kernel guides (K2–K8) and new decoder tools
- added Add UnionPay Kernel 7 (QuickPass) support across tools and learn
- added Enhance CTQ and TTQ decoders with kernel-specific layouts and examples
- added Add unreleased changes for tool count updates and descriptions
- added Update tool count references and descriptions across the application
- added Update changelog to version 1.1.0 and add new features
- added Integrate crosslinking functionality across tools
- added Add TSI and TTQ decoders for EMV transaction analysis
- added Enhance glossary highlighting and investigation tools
- added Add abbreviation tooltip component and glossary for EMV terms
- added Update nginx version to stable-alpine for improved stability
- added Update Node.js version to 24 in Dockerfile for improved performance
- added Update security headers in nginx configuration for enhanced privacy and permissions
- added Update Node.js version to 24 in configuration files
- added Add canonical link handling in SEO service to prevent duplicate content
- added Enhance application with ChangeDetectionStrategy and new changelog generation script
- added Add Tether (USDT) support with glossary auto-linking and styling
- added Enhance security configurations and add OWASP assessment documentation
- added Add security notice and privacy policy links to tool shell
- added Add transaction simulator tool for Ethereum transactions
- added Enhance footer with social links and restructure links into columns
- added Add cookie consent component and integrate it into the app
- added Add Privacy Policy and Terms of Service pages with routing and sitemap updates
- added Remove obsolete worktree subprojects from the repository
- added Add process pipeline and stage pipeline components for animated transaction flows
- added Add reusable flow diagram component and payment flow wrapper
- added Add CBDC Flow Simulator tool for simulating retail and wholesale CBDC payment flows
- added Enhance NFC flow diagram with interactive controls and detailed steps
- added Add wallet address validator for multiple blockchain networks including Bitcoin, Ethereum, Litecoin, Dogecoin, Solana, XRP, Stellar, Tron, and Cardano
- added Add network glossary tool with comprehensive cryptographic terms reference
- added Add POS terminal EMV configuration tool with comprehensive tag reference
- added Add TR-34 Key Distribution component and server bootstrap
- added Add code snippet component and integrate into various tools
- added Add response codes reference tool
- added Add shared components and styles for badges and buttons
- improved Update navigation tabs to use router links and improve deep linking functionality