Rapid Mitigation Strategies for Salesforce Marketing Cloud’s Encryption Changes
On January 21, 2026, a platform-wide security update in Salesforce Marketing Cloud generated an issue that caused links in previously sent emails to stop working. Salesforce Security identified a vulnerability within Marketing Cloud Engagement and responded by deploying enhanced encryption across the platform. While this critical update strengthens data protection, it exposes a risk to organizations that requires immediate awareness and action.