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Let's talk ISO 8583.
Whether you're wiring iso8583sim into a payment switch, wrestling with a tricky network dialect, or just have a question about a field — reach out. A real person reads every message.
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Setup, customization, integration help — or anything else. We usually reply within a couple of working days.
Where to reach us
Setup & customization
Help getting iso8583sim into your stack, or a custom integration for a specific network or message flow.
[email protected] →Bugs & feature requests
Found something broken or missing? Opening an issue is the fastest path to a fix or a considered "no".
GitHub issues ↗Questions & usage
Not sure how to model a message, decode a bitmap, or handle a field? The docs cover most of it.
Read the docs →Security
Found a vulnerability? Please disclose it responsibly by email rather than a public issue, and we'll get on it.
[email protected] →Maintained by Subhadip Mitra · GitHub