edits to snowflake key pair only authentication

Author: stayseesong

src/connections/reverse-etl/reverse-etl-source-setup-guides/snowflake-setup.md

@@ -14,7 +14,7 @@ At a high level, when you set up Snowflake for Reverse ETL, the configured user/
 > If you have an existing dbt account with a Git repository, you can use [Segment's dbt extension](/docs/segment-app/extensions/dbt/) to centralize model management and versioning, reduce redundancies, and run CI checks to prevent breaking changes.
 
 ## Set up guide
-Follow the instructions below to set up the Segment Snowflake connector. Segment recommends you use the `ACCOUNTADMIN` role to execute all the commands below, and that you create a user that authenticates with an encrypted key pair. Snowflake plans to deprecate password-only authentication starting August 2026. Learn more in the [Snowflake docs](https://docs.snowflake.com/en/user-guide/security-mfa-rollout){:target="_blank"}.
+Follow the instructions below to set up the Segment Snowflake connector. Segment recommends you use the `ACCOUNTADMIN` role to execute all the commands below, and that you create a user that authenticates with an encrypted key pair. Snowflake only supports authentication using a key pair as Snowflake plans to deprecate password-only authentication starting August 2026. Learn more in the [Snowflake docs](https://docs.snowflake.com/en/user-guide/security-mfa-rollout){:target="_blank"}.
 
 > info ""
 > Segment has a Terraform provider, powered by the Public API, that you can use to create a Snowflake Reverse ETL source. See the [segment_source (Resource)](https://registry.terraform.io/providers/segmentio/segment/latest/docs/resources/source){:target="_blank”} documentation for more information.

src/connections/storage/catalog/snowflake/index.md

@@ -142,8 +142,8 @@ To connect Snowflake to Segment:
     * Database name: The database that Segment uses in order to sync data
     * Warehouse: The warehouse in your Snowflake account that Segment uses to run SQL 
     * Username: The Snowflake user that Segment uses to run in your warehouse 
-    * Authentication
-        * Private key: View Snowflake’s key pair set up doc. You can upload in .p8 file format. Key length must be at least 2048-bit. An encrypted key is recommended but not required.
+    * Authentication: Snowflake only supports authentication using a key pair.
+        * Private key: View [Snowflake’s key pair set up doc](https://docs.snowflake.com/en/user-guide/key-pair-auth){:target="_blank"}. You can upload in .p8 file format. Key length must be at least 2048-bit. An encrypted key is recommended but not required. You need to first create the user and assign it a key pair following the instructions in the Snowflake docs. Then, set the `segment_connections_username` variable in the SQL script to the user you just created.
 4. Test your connection. 
 5. Click **Save**.
 

src/unify/data-graph/setup-guides/snowflake-setup.md

@@ -154,7 +154,7 @@ To connect your warehouse to the Data Graph:
 - **Database**: The only database that Segment requires write access to in order to create tables for internal bookkeeping. This database is referred to as `segment_connection_db` in the script below.
 - **Warehouse**: The [warehouse](https://docs.snowflake.com/en/user-guide/warehouses){:target="_blank”} in your Snowflake account that you want to use for Segment to run the SQL queries. This warehouse is referred to as `segment_connection_warehouse` in the script below.
 - **Username**: The Snowflake user that Segment uses to run SQL in your warehouse. This user is referred to as `segment_connection_username` in the script below.
-- **Authentication**: Snowflake only supports authentication using a key pair:
+- **Authentication**: Snowflake only supports authentication using a key pair as Snowflake plans to deprecate password-only authentication starting August 2026. Learn more in the [Snowflake docs](https://docs.snowflake.com/en/user-guide/security-mfa-rollout){:target="_blank"}.
   - **Key Pair**: You need to first create the user and assign it a key pair following the instructions in the [Snowflake docs](https://docs.snowflake.com/en/user-guide/key-pair-auth){:target="_blank"}. Then, set the `segment_connections_username` variable in the SQL script to the user you just created.