When downloaded, this 110 MB .tar.gz file can be unpacked using common software like 7-Zip, WinRAR, or built-in command line tools ( tar -xzvf ). Once extracted, it reveals its true contents: a structured set of files that paint a disturbing picture of modern mass data collection.
The file is a data sample released by a threat actor known as "ChinaDan" in June 2022 to verify the authenticity of a massive breach of the Shanghai National Police (SHGA) database.
Before handling the file, always cross-reference its MD5 or SHA-256 checksum against verified threat intelligence indexes to ensure the archive has not been backdoored with malware. sha256sum shga-sample-750k.tar.gz Use code with caution. 2. Inspect the Contents Without Extracting shga-sample-750k.tar.gz
The 750,000-record sample offered a glimpse at a dramatically larger catastrophe. The full Shanghai National Police (SHGA) database that was put up for sale on the dark web is estimated to be a staggering in size. The sheer scale of the data is what made this breach so extraordinary. The person responsible for the theft, a hacker using the pseudonym "ChinaDan," listed the entire trove for sale for 10 Bitcoin (BTC) , which at the time of the leak was equivalent to approximately $200,000 USD.
: Highly confidential identifier numbers that embed details like a person's exact date of birth, biological gender, and regional birthplace. When downloaded, this 110 MB
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Executive summary
: Developers use this sample to test the speed and accuracy of geocoding engines without needing the full multi-gigabyte global dataset. NLP Training
Most likely, the samples include parameter configurations. If the SHGA was optimizing a function, this dataset maps the fitness landscape. Before handling the file, always cross-reference its MD5
: To prove the legitimacy of the breach, the seller released this specific sample containing approximately 750,000 police records for verification by potential buyers.
The records are typically stored as files and contain the following fields: