Mobile World suffered a data breach incident where the hackers breached the full 16-digit credit card numbers of its customers.
The hackers shared a file containing more than 5.4 million email addresses and 31,000 bank card numbers (six digits covered) belonging to clients of Mobile World.
The hackers announced all bank card numbers recorded through 31,000 transactions at Mobile World (The Gioi Di Dong) and the information included cards issued by Visa, Master Card, and domestic banks.
Source: https://www.databreaches.net/mobile-world-flounders-after-serious-security-breach/
"id": "MOB231121123",
"linkid": "mobile-world-joint-stock-company",
"type": "Data Leak",
"date": "11/2018",
"severity": "50",
"impact": "2",
"explanation": "Attack limited on finance or reputation"