Twitter’s Clumsy Pivot to Is a Reward to Phishers – Krebs on Safety


On April 9, Twitter/X started robotically modifying hyperlinks that point out “” to learn “” as an alternative. However over the previous 48 hours, dozens of recent domains have been registered that reveal how this alteration may very well be used to craft convincing phishing hyperlinks — equivalent to fedetwitter[.]com, which till very not too long ago rendered as in tweets.

The message displayed when one visits, which Twitter/X displayed as in tweets and messages.

A search at reveals no less than 60 domains have been registered over the previous two days for domains ending in “,” though analysis thus far reveals nearly all of these domains have been registered “defensively” by personal people to forestall the domains from being bought by scammers.

These embrace, which Twitter/X truncated to when the area appeared in person messages or tweets. Visiting this area at present shows a message that begins, “Are you severe, X Corp?”

Replace: It seems Twitter/X has corrected its mistake, and not truncates any area ending in “” to “”

Unique story:

The identical message is on different newly registered domains, together with (, (, (, ( and ( The message left on these domains signifies they have been defensively registered by a person on Mastodon whose bio says they’re a methods admin/engineer. That profile has not responded to requests for remark.

Various these new domains together with “” look like registered defensively by Twitter/X customers in Japan. The area (, to Twitter/X customers) now shows a message saying it was “acquired to forestall its use for malicious functions,” together with a Twitter/X username.

The area talked about at first of this story — — redirects customers to the weblog of a Japanese expertise fanatic. A person with the deal with “amplest0e” seems to have registered, which Twitter/X customers would see because the CEO’s “” The area “” already redirects to the true

A number of the domains registered not too long ago and ending in “” at present don’t resolve and comprise no helpful contact data of their registration data. These embrace firefotwitter[.]com (, ngintwitter[.]com (, and webetwitter[.]com (

The area, which Twitter/X till very not too long ago rendered as “,” redirects to this weblog submit warning concerning the latest adjustments and their potential use for phishing.

Sean McNee, vice chairman of analysis and information at DomainTools, informed KrebsOnSecurity it seems Twitter/X didn’t correctly restrict its redirection efforts.

“Dangerous actors may register domains as a approach to divert site visitors from reliable websites or manufacturers given the chance — many such manufacturers within the high million domains finish in x, equivalent to webex, hbomax, xerox, xbox, and extra,” McNee stated. “It’s also notable that a number of different globally well-liked manufacturers, equivalent to Rolex and Linux, have been additionally on the checklist of registered domains.”

The obvious oversight by Twitter/X was trigger for amusement and amazement from many former customers who’ve migrated to different social media platforms because the new CEO took over. Matthew Garrett, a lecturer at U.C. Berkeley’s College of Data, summed up the Schadenfreude thusly:

“Twitter simply doing a ‘redirect hyperlinks in tweets that go to to as an alternative however by accident accomplish that for all domains that finish like eg going to’ isn’t completely the funniest factor I may think about however it’s excessive up there.”


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