diff --git a/topics/rdsm-terminology.qmd b/topics/rdsm-terminology.qmd
index 46b0339d4..3ef6407e3 100644
--- a/topics/rdsm-terminology.qmd
+++ b/topics/rdsm-terminology.qmd
@@ -50,6 +50,10 @@ Data that describe characteristics of other data. In the research context this c
 provide further information and context about research data. Metadata describe the data and the
 context in which they have been collected or created. See also [Research data](#research-data).
 
+### Multi-factor Authentication (MFA)
+
+A security method that requires users to verify their identitiy using two or more factors, such as an authentication app or security key. Many tools, including Yoda, Research Drive, GitHub, and Microsoft apps, require MFA for secure access to their virtual environments. Instructions for settting up MFA can be found on the [VU Service Portal](https://vu.service-now.com/kb?id=kb_article_view&sysparm_article=KB0012310). 
+
 ### Persistent identifier
 
 In short, and in the current context, a Persistent Identifier (PID) is essentially a URL that will never