Kickstarter

Disclosed Feb 15, 20145,176,463 accountsConfirmed

Hackers access Kickstarter user emails, addresses and encrypted passwords

Law enforcement told Kickstarter that hackers had accessed customer data including usernames, email and mailing addresses, phone numbers and encrypted passwords. No card data was taken and only two accounts showed unauthorized activity.

What is known

People affected	5,176,463 (accounts in the leaked data, per Have I Been Pwned)
Disclosed	Feb 15, 2014
Happened	Feb 16, 2014
Attack	Hacking
Data exposed	EmailsPasswordsNamesAddressesPhone numbers
Sector	Tech · US
Status	Confirmed
Check your email	Have I Been Pwned

Sources

Aggregatorhaveibeenpwned.com

Have I Been Pwned: Kickstarter

The organizationweb.archive.org

Important Kickstarter Security Notice

Notices filed

TotalFeb 15, 2014

ResearchCount not stated

Accounts in the dataOct 6, 2017

Have I Been Pwned5,176,463 people

History of this record

source_type2026-09-25

aggregator to companyby seedSource

source_url2026-09-25

https://haveibeenpwned.com/Breach/Kickstarter to https://web.archive.org/web/20260909002350/https://www.kickstarter.com/blog/important-kickstarter-security-noticeby seedSource

status2026-09-25

disclosed to confirmedby seedSource

verified_by2026-09-25

empty to researchby seedSource

verified2026-09-25

0 to 1by seedSource

country2026-09-25

empty to USby seedSource

attack2026-09-25

unknown to hackingby seedSource

data_types2026-09-25

["emails","passwords"] to ["emails","passwords","names","addresses","phone"]by seedSource

disclosed2026-09-25

2017-10-06 to 2014-02-15by seedSource

summary2026-09-25

In February 2014, the crowdfunding platform Kickstarter announced they'd suffered a data breach . The breach contained almost 5.2 million unique email addresses, usernames and salted SHA1 hashes of passwords. to Law enforcement told Kickstarter that hackers had accessed customer data including usernames, email and mailing addresses, phone numbers and encrypted passwords. No card data was taken and only two accounts showed unauthorized activity.by seedSource

title2026-09-25

empty to Hackers access Kickstarter user emails, addresses and encrypted passwordsby seedSource

Added2026-09-25

First recordedby backfillSource

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

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