Association Control Service Element From Wikipedia, the free encyclopedia Association Control Service Element (ACSE) is the OSI method for establishing a call between one application programs. ACSE checks the identities and contexts of the application entities, and could apply an authentication security check.[1] References [1]This article is based on material taken from Association+Control+Service+Element at the Free On-line Dictionary of Computing prior to 1 November 2008 and incorporated under the "relicensing" terms of the GFDL, version 1.3 or later. ITU Rec. X.227 (ISO 8650), X.217 (ISO 8649)This software-engineering-related article is a stub. You can help Wikipedia by adding missing information.vte Related Articles