

The leaker appears to have pulled information from February 24, 2022, the same day Russia invaded Ukraine. Yandex doesn’t yet know who caused the breach, but the timing seems suspicious. While Yandex searches for the source of the leak, they state that users shouldn’t expect any platform downtime and that none of the leaked data included user information. In their own words, “Our security service found code fragments from an internal repository in the public domain, but the content differs from the current version of the repository used in Yandex services.” The company stated that the information released does not reflect the inner workings of Yandex’s current search engine system. Yandex blames a former employee for the leak, denying a hack. Source code for Yandex services similar to other American tech giants were leaked, including: Source code for the following services was leaked, which are similar to several Google services: These services mirror many that exist in the United States. The Yandex data leak also exposed the source code for most of its major services. The leak allows SEO (search engine optimization) specialists and marketing professionals to find details on how search engines rank their search results. The leak shows that Yandex’s ranking factors include the following: Part of the leak reveals Yandex’s ranking factors for search results, a feature that controls which search results appear when you type in a search query.

Some API keys also leaked, though these appear as test keys and not permanent, usable ones. Most of the leaked information included back-end coding related to Yandex’s search engine and online services. The Yandex data leak doesn’t include user data or personally identifiable information but offers a wealth of information that reveals how the search engine works and source codes for Yandex’s major services, except for their anti-spam rules. Most data leaks involve hackers trying to collect user information like emails, phone numbers, and credit card information. Information released by the leaker as “Yandex git sources” contains source code for most of Yandex’s online services. However, a recent Yandex data leak contains nearly 50 gigabytes of data with leaked files, including information ranging from API (application programming interface) keys to search engine behaviors. Russian search engine Yandex offers a slew of online services to replace Google, Netflix, Spotify, Amazon, and Uber.
