COMELEC

Disclosed Mar 27, 201655,000,000 affectedUnverified

Hackers deface COMELEC site and leak voter database covering 55 million

Anonymous Philippines defaced the Philippine election commission's website on March 27, 2016, and LulzSec Pilipinas posted about 340GB said to be the full COMELEC database. Trend Micro estimated 55 million registered voters were at risk.

What is known

People affected	55,000,000 (as reported by the organization)
Disclosed	Mar 27, 2016
Happened	Mar 27, 2016
Attack	Hacking
Data exposed	BiometricsDates of birthEmailsEmploymentNamesGovernment IDsPhone numbersAddressesOther
Sector	Government · PH
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: COMELEC (Philippines Voters)

Newsen.wikipedia.org

Commission on Elections data breach - Wikipedia

Newsgmanetwork.com

Comelec website back to normal after hacking - GMA News Online

Notices filed

TotalMar 27, 2016

Research55,000,000 people

Accounts in the dataApr 14, 2016

Have I Been Pwned228,605 people

History of this record

source_type2026-09-25

aggregator to pressby seedSource

source_url2026-09-25

https://haveibeenpwned.com/Breach/COMELEC to https://en.wikipedia.org/wiki/Commission_on_Elections_data_breachby seedSource

country2026-09-25

empty to PHby seedSource

sector2026-09-25

tech to governmentby seedSource

attack2026-09-25

unknown to hackingby seedSource

data_types2026-09-25

["biometrics","dob","emails","employment","names","government-id","phone","addresses"] to ["biometrics","dob","emails","employment","names","government-id","phone","addresses","other"]by seedSource

records_basis2026-09-25

hibp to organizationby seedSource

records2026-09-25

228605 to 55000000by seedSource

disclosed2026-09-25

2016-04-14 to 2016-03-27by seedSource

summary2026-09-25

In March 2016, the Philippines Commission of Elections website (COMELEC) was attacked and defaced , allegedly by Anonymous Philippines. Shortly after, data on 55 million Filipino voters was leaked publicly and included sensitive information to Anonymous Philippines defaced the Philippine election commission's website on March 27, 2016, and LulzSec Pilipinas posted about 340GB said to be the full COMELEC database. Trend Micro estimated 55 million registered voters were at risk.by seedSource

title2026-09-25

empty to Hackers deface COMELEC site and leak voter database covering 55 millionby seedSource

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 COMELEC