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Protect your servers against Denial-of-Service attacks

Denial-of-Service (DoS) attacks prevent your servers from being accessible by

authorized users simply by making them too busy to respond to your users'

requests. The best way to protect against DoS attacks is to implement a firewall

on your network to block the attacks. If you don't have access to a firewall,

another strategy you can implement is to modify your computer's registry to

prevent your server from responding to DoS attacks.



To modify the registry, begin by opening Registry Editor. Next, access the

HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Tcpip\Parameters key.

Choose Edit | Add Value. In the Value Name text box, type SynAttackProtect. From the Data Type

dropdown list, select REG_DWORD. Click OK. In the Data text box, type 2, and then click OK. By

setting this value to 2, you protect your server against DoS attacks.

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