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| ==Level 3.5 - CAPTCHA== | | ==Level 3.5 - CAPTCHA== |
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| Not implemented yet.
| | Now implemented, by default, CAPTCHAs are triggered on the following events: |
| After installing
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| [http://meta.wikimedia.org/wiki/Captcha_extensions wikimedia CAPTCHA extensions],
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| there are apparently several different options:
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| * If an anonymous user adds a link, discard that edit unless that user passes the captcha test. Even if he does pass the test, discard the edit if that link is on the blacklist. | | * New user registration |
| * If an anonymous user makes any edit, discard that edit unless that user passes the captcha test. | | * Anonymous edits that contain new external links |
| * If any user adds a link, discard that edit unless the user passes the captcha test. | | * Brute-force password cracking |
| * ... and other options.
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| Please note that a properly-implemented CAPTCHA system uses plain text questions (not those garish eye-straining images) so that blind people can use them.
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| ==Level 4 - Login to Edit== | | ==Level 4 - Login to Edit== |