Tunnelblick's DDOS Attack on its Own Website (!)
Some copies of Tunnelblick are "attacking" the Tunnelblick website by requesting update information hundreds of thousands of times more frequently than they should. This wastes your bandwidth and causes a strain on the website's server.
Update Tunnelblick to the latest stable or beta version on Tunnelblick Downloads, and you're done.
If you can't update, please do the following while logged in as a computer administrator to set the ownership, permissions, and flags of the Tunnelblick preference file to their correct values:
First, copy the following and paste it into /Applications/Utilities/Terminal:
(Press the enter/return key if you are not asked for a password.)
When asked for a password, type in the computer administrator's login password (not a VPN password or website password), followed by a press of the 'enter/return' key. Note: Nothing will appear as you type your password, not even asterisks ("*").
Then, copy and paste the following:
Press the enter/return key to make sure the third command is executed.
For more information, see this discussion.