Update index.mdx

docs/atlas/index.mdx

@@ -9,12 +9,12 @@ import TabItem from '@theme/TabItem';
 
 This guide covers essential security configurations for MongoDB deployments. Learn how to secure your databases using best practices for both Atlas and On-premises installations.
 
-## Network Security
+## Network security
 
 <Tabs>
 <TabItem value="atlas" label="MongoDB Atlas">
 
-### IP Access List
+### IP access list
 
 Control which IP addresses can connect to your cluster:
 
@@ -25,7 +25,7 @@ atlas accessLists create --ip "203.0.113.0/24"
 ```
 **Importance:** Restricting access to known IP addresses prevents unauthorized connections and reduces the risk of external attacks.
 
-### Private Endpoints
+### Private endpoints
 
 Set up AWS PrivateLink:
 ```javascript
@@ -34,7 +34,7 @@ atlas privateEndpoints aws create --region us-east-1 --projectId 5e2211c17a3e5a4
 ```
 **Importance:** Private endpoints ensure that traffic between your application and MongoDB Atlas remains within your private network, enhancing security and reducing exposure to the public internet.
 
-### Network Peering
+### Network peering
 
 ```javascript
 // Set up VPC peering
@@ -45,7 +45,7 @@ atlas networking peering create aws --accountId 854333054055 --atlasCidrBlock 19
 </TabItem>
 <TabItem value="onprem" label="On-Premises">
 
-### Firewall Configuration
+### Firewall configuration
 
 Configure iptables rules:
 ```bash
@@ -56,7 +56,7 @@ iptables -A INPUT -p tcp --dport 27017 -j ACCEPT
 iptables -A INPUT -s 203.0.113.0/24 -p tcp --dport 27017 -j ACCEPT
 ```
 
-### Network Binding
+### Network binding
 
 Configure mongod.conf:
 ```yaml
@@ -65,7 +65,7 @@ net:
   port: 27017
 ```
 
-### VPN Access
+### VPN access
 
 Set up OpenVPN server:
 ```bash
@@ -79,24 +79,24 @@ apt-get install openvpn
 </TabItem>
 </Tabs>
 
-## Encryption Configuration
+## Encryption configuration
 
 <Tabs>
 <TabItem value="atlas" label="MongoDB Atlas">
 
-### Encryption at Rest
+### Encryption at rest
 
 Atlas automatically encrypts all data using:
-- AWS: AWS KMS
-- Azure: Azure Key Vault
-- GCP: Cloud KMS
+- AWS: AWS KMS.
+- Azure: Azure Key Vault.
+- GCP: Cloud KMS.
 
 **Importance:** Encryption at rest protects your data from unauthorized access if the storage media is compromised.
 
 </TabItem>
 <TabItem value="onprem" label="On-Premises">
 
-### Encryption at Rest
+### Encryption at rest
 
 Configure mongod.conf:
 ```yaml
@@ -112,7 +112,7 @@ chmod 600 /path/to/key.txt
 ```
 **Importance:** Encryption at rest protects your data from unauthorized access if the storage media is compromised.
 
-### Transport Encryption (TLS/SSL)
+### Transport encryption (TLS/SSL)
 
 ```yaml
 net:
@@ -126,37 +126,35 @@ net:
 </TabItem>
 </Tabs>
 
-
-
-## Best Practices
+## Best practices
 
 <Tabs>
 <TabItem value="atlas" label="MongoDB Atlas">
 
-1. **Network Security**
+1. **Network security**
    - Use private endpoints where possible
    - Regularly review IP access lists
    - Implement VPC peering
 
-2. **Access Management**
+2. **Access management**
    - Follow principle of least privilege
    - Regular credential rotation
    - Use strong authentication methods
 
-3. **Monitoring and Alerts**
+3. **Monitoring and alerts**
    - Set up alerts for security events
    - Monitor access patterns
    - Review audit logs regularly
 
 </TabItem>
 <TabItem value="onprem" label="On-Premises">
 
-1. **System Security**
+1. **System security**
    - Regular system updates
    - Security patch management
    - Resource limits configuration
 
-2. **Network Security**
+2. **Network security**
    - Configure firewalls
    - Set up VPN access
    - Implement network segmentation
@@ -169,7 +167,7 @@ net:
 </TabItem>
 </Tabs>
 
-## Next Steps
+## Next steps
 
 Let's start the [network access control challenge](./challenge/network).