docs on call: revamp access key guide, fix broken link (#730)

* fix link

* revamp access key guide

* fix path

* fix path

* fix path

Author: AlvaroLuken

fern/tutorials/getting-started/api-security-and-authentication/how-to-create-access-keys.mdx

@@ -7,6 +7,10 @@ slug: docs/how-to-create-access-keys
 
 ## Introduction to Access Keys
 
+<Warning>
+You must be a billing or team admin to create and manage access keys. If you don't have the required permissions, contact your team admin to request access.
+</Warning>
+
 Access keys serve as authentication tokens needed to interact with a subset of Alchemy's suite of APIs. They enable you to access JSON-RPC APIs, NFT API and Gas Manager Admin API. Unlike API keys, access keys can be used in the [authentication header](/docs/how-to-use-api-keys-in-http-headers) of API requests for added security.
 
 ## Generating Access Keys
@@ -15,9 +19,9 @@ Follow these steps to create a new access key:
 
 1. Log in to your [Alchemy Dashboard](https://dashboard.alchemy.com/signup).
 
-2. Click the "Access Keys" option in the sidebar. This will take you to the access keys menu where you can see all your existing access keys and create new ones.
+2. Click the `Security` option in the sidebar. This will take you to the access keys menu where you can see all your existing access keys and create new ones.
 
-   ![](7e3f164-image.png)
+   ![](https://alchemyapi-res.cloudinary.com/image/upload/v1758911257/docs/Screenshot_2025-09-26_at_11.27.33_AM_qwjave.png)
 
 3. Click on "Create Access Key" to initiate the process.
 
@@ -31,7 +35,7 @@ Follow these steps to create a new access key:
 
    3. **Expiry Date**: Optionally, specify when the access key should expire. After this date, the key will become invalid.
 
-      ![](86aa485-image.png)
+      ![](https://alchemyapi-res.cloudinary.com/image/upload/v1758911257/docs/Screenshot_2025-09-26_at_11.27.33_AM_qwjave.png)
 
 5. Once the details are filled in, click "Create".
 

fern/tutorials/transactions/understanding-transactions/ethereum-transactions-pending-mined-dropped-replaced.mdx

@@ -85,7 +85,7 @@ Using the Mempool Watcher, web3 developers using Alchemy can now see all their t
 
 Web3 developers can also use the Alchemy Notify API (webhook alerts for transaction activity) to:
 
-* [Create notifications for dropped and mined transactions](/docs/alchemy/enhanced-apis/notify-api/using-notify#dropped-transactions)
+* [Create notifications for dropped and mined transactions](docs/how-to-track-mined-and-pending-ethereum-transactions)
 * [Send transaction status notifications with Zapier](/docs/alchemy/enhanced-apis/notify-api/integrate-alchemy-zapier)
 * [Integrate transaction notifications with a dApp](/docs/alchemy/enhanced-apis/notify-api/building-a-dapp-with-real-time-transaction-notifications)