2019 Russian government — 2.25M passport data leaked
Data compromised
Passports, SNILS, names, job titles, emails, tax IDs
Technical writeup
Researcher Ivan Begtin found 23 government sites leaked passport data, SNILS, names, job titles, emails, tax IDs for 2.25M citizens. Included deputy chairman of State Duma, former deputy PMs. Data in open web directories and digital signature files.
Root cause
Misconfigured government websites; poor security