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||Pages in this category should be moved to subcategories where applicable.
This category may require frequent maintenance to avoid becoming too large. It should directly contain very few, if any, articles and should mainly contain subcategories.
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The main section for this category is in the article Authentication, in the section titled Authentication methods.
This category has the following 11 subcategories, out of 11 total.
The following 73 pages are in this category, out of 73 total. This list may not reflect recent changes (learn more).