Apply suggestions from code review

Author: kodster28

src/content/docs/fundamentals/security/cloudflare-challenges/challenge-solve-issues.mdx

@@ -18,7 +18,7 @@ You may encounter a challenge loop where the challenge keeps reappearing without
 - **JavaScript disabled**: Turnstile relies on JavaScript to function properly.
 - **Detection errors**: If Turnstile suspects bot-like behavior, you may encounter repeated challenges for verification.
 
-Most challenges are quick to complete and typically take only a few seconds.
+Most challenges are quick to complete and typically take only a few seconds. If it takes longer, ensure your network is stable and follow the [troubleshooting steps](#troubleshooting).
 
 :::note
 If the issue persists, try switching to a different network or device to rule out any issues with your browser environment.

src/content/docs/fundamentals/security/pci-scans.mdx

@@ -31,6 +31,8 @@ PCI scanners are tools used to identify security weaknesses. When a business und
 
 Cloudflare's anycast network operates in a way that keeps ports other than 80 and 443 open, allowing it to serve traffic for other customers on these ports.
 
+However, customers can easily block all unwanted traffic to these ports by using Cloudflare [WAF Managed Rules](/fundamentals/reference/network-ports/#how-to-block-traffic-on-additional-ports) or [custom rules](/waf/custom-rules/). The PCI scan will show the ports being open, but the traffic would not reach your origin server. This is an often misunderstood concern.
+
 ## Additional resources
 
 You can find all our public compliance resources in the following pages: