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Steam2 Teraleak Emerges
A reported 12TB Steam leak, nicknamed the “Steam2 Teraleak,” surfaced online over the weekend and is described as exposing Valve and third-party game material from 2003 to 2013.
“allegedly exposes files from Valve and third parties from 2003 to 2013”
Insider Gaming said the leak “allegedly exposes files from Valve and third parties from 2003 to 2013,” and it includes early versions of Portal 2, Counter-Strike: Global Offensive, and potential info on Half-Life 2: Episode 3.
GamesRadar+ reported the archive includes “never-before-seen versions of Portal 2,” alongside materials that could be related to Half-Life 2: Episode Three that “never saw the light of day.”
Video Games Chronicle said the community is still researching everything and that around 12-13 terabytes of data spanning a decade from 2003 to 2013 is available from download, seemingly consisting of everything that was published on Steam during that period.
No Hack, Public Endpoint
Multiple reports frame the exposure as not coming from hacking, with Gabe Follower and Scolcer pointing to an old, publicly accessible endpoint rather than a conventional intrusion.
Insider Gaming quoted Scolcer saying, “There has been no hacking. This is 100% VALVe’s fault,” and it added that the Steam Teraleak was “100% accessible to the public.”
Ars Technica described Gabe Follower’s verification that the dump came from a publicly accessible endpoint, writing that he had “verified that everything in Steam2 Teraleak was obtained via a publicly accessible [API] endpoint.”
Vandal also echoed the same origin, saying “there has been no hack” and that the files “could have been obtained through a public address of Valve’s old storage infrastructure.”
What’s at Stake Next
The reports say the leaked archive is tied to Valve’s older Steam2 content delivery system and that the cutoff at 2013 reflects Valve’s later shift to SteamPipe.
“cuts off abruptly in 2013”
Ars Technica said the leaked content “cuts off abruptly in 2013” because that’s when Valve updated its content distribution system from “Steam2” to the current SteamPipe system.
Notebookcheck added that the exposed endpoint was connected to Valve’s outdated Steam2 infrastructure and that the data was “completely accessible to the public,” which it said left thousands of software packages and early prototypes available.
Ars Technica warned that the Steam2 dump is circulating via a BitTorrent tracker that Valve seems unlikely to “completely purge from the Internet,” while GamesRadar+ said it will take days for fans to comb through the entire 12TB of information.