crosslinking with the Captcha Settings page

Author: nep

docs/control-panel/settings/captcha.md

@@ -17,7 +17,11 @@ This section of the Control Panel allows you to set [CAPTCHA](security/captchas.
 
 ### Require CAPTCHA?
 
-If you enable this preference, then site visitors will be required to pass a CAPTCHA to submit any front-end form, including Channel Form, comment forms, and member registrations. If members are logged in, they will not have to enter a CAPTCHA unless the [Require CAPTCHA while logged in?](#require-captcha-while-logged-in) preference is enabled below.
+If you enable this preference, then site visitors will be required to pass a CAPTCHA to submit any front-end form, including [channel forms](security/captchas.md#channel-forms), [comment forms](security/captchas.md#comment-forms), contact and tell-a-friend email forms](#contact-and-tell-a-friend-email-forms), and [member registrations](security/captchas.md#member-registration-forms). 
+
+If members are logged in, they will not have to enter a CAPTCHA unless the [Require CAPTCHA while logged in?](#require-captcha-while-logged-in) preference is enabled.
+
+Superadmins are not required to submit a captcha and are never shown one.
 
 ### Use TrueType font?
 
@@ -55,7 +59,7 @@ If you wish to use Google reCAPTCH v3 as a replacement you will need to ensure t
 
 ### Use reCAPTCHA v3?
 
-If you enable this preference then the system will use reCAPTCHA v3 in place of the older image based solution.
+If you enable this preference then the system will use reCAPTCHA v3 in place of the older image-based CAPTCHA method built into ExpressionEngine.
 
 ### reCAPTCHA site key
 

docs/security/captchas.md

@@ -22,7 +22,7 @@ When a user loads a web page with a form protected by a CAPTCHA, EE generates a
 In ExpressionEngine, CAPTCHAs can be used in several places:
 
 - [To submit a comment](#comment-forms) 
-- [To register a new member](#member-registration-form)
+- [To register a new member](#member-registration-forms)
 - [In the Contact and Tell-a-Friend email forms](#contact-and-tell-a-friend-email-forms) 
 - [In Channel Forms](#channel-forms) 
 
@@ -34,7 +34,7 @@ The CAPTCHA settings are applied site-wide. If you have CAPTCHAS required, they
 
 If you have CAPTCHAS required, you'll need to add the CAPTCHA code to your [Comment Submission Form](comment/form.md). See below for the [CAPTCHA Code](#captcha-code).
 
-## Member Registration Form
+## Member Registration Forms
 
 The necessary CAPTCHA code already exists in the Member Templates by default, so you should not need to add it. If you have a version of ExpressionEngine from before the CAPTCHA feature was added or if you otherwise need the code, see below for the [CAPTCHA Code](#captcha-code).