Jam Tangan

Disclosed Nov 27, 2023434,784 accountsUnverified

In July 2021, the online Indonesian watch store, Jam Tangan (AKA Machtwatch), suffered a data breach that exposed over 400k customer records which were subsequently posted to a popular hacking forum. The data included email and IP addresses, names, phone numbers, physical addresses and passwords stored as either unsalted MD5 or bcrypt hashes.

What is known

People affected	434,784 (accounts in the leaked data, per Have I Been Pwned)
Disclosed	Nov 27, 2023
Happened	Jul 6, 2021
Attack	Hacking
Data exposed	EmailsIP addressesNamesPasswordsPhone numbersAddresses
Sector	Tech
Status	Unverified: not yet confirmed by an official notice, a filing or the organization
Check your email	Have I Been Pwned

Sources

Aggregatorhaveibeenpwned.com

Have I Been Pwned: Jam Tangan

Notices filed

Accounts in the dataNov 27, 2023

Have I Been Pwned434,784 people

History of this record

Added2026-09-25

First recordedby backfillSource

First seen 2026-09-25 (Have I Been Pwned). Record counts are as reported. Not legal advice.

Everything about Jam Tangan