Because this term is associated with two very different contexts, could you please clarify which one you are interested in?
Do not trust the file extension. Open your terminal (Linux/Mac) or Command Prompt (Windows) and check the actual file type. mernis.tar.gz
If mernis.tar.gz is a file you've come across or are working with, and you're looking for information on how to handle it or what it might contain, here are some general points that might be helpful: Because this term is associated with two very
This command decompresses the archive and extracts its contents to the current directory. The options used ( -x for extract, -z for gzip, -v for verbose output, and -f for specifying the filename) are common when working with .tar.gz files. If mernis
First appearing on the public web around April 2016, the file gained global attention because it allegedly contained the personal records of approximately 49 to 50 million Turkish citizens Google Groups Key Details of the Leak
In 2016, rumors surfaced of a massive breach involving MERNIS. A file named mernis.tar.gz was alleged to contain records of over 50 million Turkish citizens. While Turkish authorities denied a direct breach of the central system, cybersecurity firms traced the file back to compromised integrations—third-party applications, municipal servers, or poorly secured APIs that had legitimate access to subsets of MERNIS data. The .tar.gz file became the poster child for "indirect breach" data aggregation.
The filename "mernis.tar.gz" indicates that it is a tarball—a type of archive that uses the tar (tape archive) format and is compressed with gzip. This method of packaging and compressing files is widely used in the Unix and Linux environments for distributing software, datasets, and other digital content. The .tar.gz extension is a clear indicator of the method used to bundle and compress the data within.