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"I received a pop-up that froze my computer and read, ‘Access to this system is blocked for security reasons’ from Windows Defender Security Center. It came with an audio message and siren ...
These can be blocked for any period of time to protect site security. Please disconnect from the service before trying to edit Wikipedia again. You may need to reconfigure proxy settings on your computer or router. If you need to use an open proxy to access Wikipedia, request IP block exemption. If you are not using a proxy service, then follow ...
An autoblock is an automatic block of an IP address.Autoblocks are the result of an attempt to edit Wikipedia from an IP address recently used by a blocked user. Each time a user edits Wikipedia, the IP address from which the edit was made is logged (this log is accessible only by a very small number of trusted users, called checkusers).
Editors may sometimes be blocked for repeatedly adding such problematic material to Wikipedia despite being asked to stop, or for other reasons that relate to information that has been suppressed. These blocks are called "Oversight blocks" (which is usually marked by using the {{Oversight block}} tag within the block reason).
This is an important security feature that helps to protect your account from unauthorized access. You may be prompted to get a verification code at your recovery phone number or recovery email address for any of the following reasons:
This often means your email address has been blocked from sending mail to a specific contact because your address has been blocked by privacy or spam control settings set by the owner of that account. Should this happen, you'll need to check with that contact to make sure you haven't been accidentally added to their blocked or spam list.
The preferred way to appeal a block is to place {{unblock|reason=Your reason here ~~~~}} on your talk page, which access to is only blocked if abused. If you cannot edit your talk page, you can appeal via the Unblock Ticket Request System. To test if you are still blocked, click which tries to edit the Sandbox. If you are allowed to edit the ...
Domain Name System blocking, or DNS blocking / filtering, is a strategy for making it difficult for users to locate specific domains or websites on the Internet.It was first introduced in 1997 as a means to block spam email from known malicious IP addresses.