Announcing ColdFusion updates released June 11 2024: another possible breaking change
In this case, it's about if you use CF encryption-related functions, the default encryption algorithm is changing--and that means that those who encrypt/decrypt (or hash or randomize) data in their apps MUST take steps before applying this updates. For more, read on.
Update: As a heads-up, a few weeks after this post ANNOUNCING the update and its key change, I created another that address confusion many still seem to have after reading the Adobe technote on the update (links below).You may want to skip to reading that post first, On handling the June 2024 CF update change of default algorithm from CFMX_COMPAT.Otherwise, read on for what I wrote originally.