# \#as2-system **URL:** https://community.cdata.com/tag/as2-system/808.md [Latest](https://community.cdata.com/latest.md) · [Categories](https://community.cdata.com/categories.md) · [Tags](https://community.cdata.com/tags.md) --- ## [Inquiry Regarding Username and Password Length Support in AS2 System](https://community.cdata.com/t/inquiry-regarding-username-and-password-length-support-in-as2-system/1217)
**Author:** [@sethaitradenet](https://community.cdata.com/u/sethaitradenet)\ **Replies:** 1\ **Last updated:** [October 14, 2025, 10:59am UTC](https://community.cdata.com/t/inquiry-regarding-username-and-password-length-support-in-as2-system/1217 "2025-10-14T10:59:41Z")
Dear Support ArcESB, We are using Arc 2023 Professional on Windows Server 2022 Standard. Our customer exchanges data with us via AS2. The customer has recently migrated their AS2 system to a new platform which uses HTT…