
This section will list all of the major changes that happened with the release of **Momentum 5.0**. Depending on installation type, all changes may not be applicable

<a name="changelog.5.0.table"></a>

| Type | Ticket | Description |
| --- | --- | --- |
| Fix | EOP-106 | Potential memory leak with `msg:body_replace` |
| Feature | | Support for [ARC](/momentum/4/modules/openarc) (Authenticated Received Chain) |
| Feature | | New **msys-openarc** package with third-party OpenARC library (version 1.0.0-Beta3) *patched for Momentum* |
| Feature | | New **spamassassin** module to integrate SpamAssassin with Momentum |
| Feature | | On [SPF module](/momentum/4/modules/spf) (**spf_v1** and **senderid**), check can be postponed from MAILFROM to RCPTTO phase (new `delay_check` option) |


Momentum 5.0 was released on 2024-03-01. This section will list all of the major changes that happened with the release of Momentum 5.0. Depending on installation type, all changes may not be applicable

Type	Ticket	Description
Fix	EOP-106	Potential memory leak with `msg:body_replace`
Feature		Support for ARC (Authenticated Received Chain)
Feature		New msys-openarc package with third-party OpenARC library (version 1.0.0-Beta3) patched for Momentum
Feature		New spamassassin module to integrate SpamAssassin with Momentum
Feature		On SPF module (spf_v1 and senderid), check can be postponed from MAILFROM to RCPTTO phase (new `delay_check` option)

Momentum 5.0 Changelog