What are the top 10 security breaches?
This year, Security magazine brings you a list of 2021’s top 10 data breaches and exposures, and a few other noteworthy mentions.
- Stripchat — 200 million.
- Socialarks — 214+ million.
- Brazilian Database — 223 million.
- Bykea — 400 million.
- 3. Facebook — 553 million.
- LinkedIn — 700 million.
- Cognyte — 5 billion.
What companies have been hacked in 2021?
In this article, we’ll examine the top 5 security breaches of 2021 and detail the key takeaways for IT professionals.
- March – Microsoft Software Caused Data Breach.
- April – Facebook Data Breach.
- May – Colonial Pipeline.
- May – JBS Ransomware Attack.
- July – Kaseya Ransomware attack.
Who hacked America 2020?

Russian government
In 2020, a major cyberattack suspected to have been committed by a group backed by the Russian government penetrated thousands of organizations globally including multiple parts of the United States federal government, leading to a series of data breaches.
Who is the strongest hacker?
He is best known for his high-profile 1995 arrest and five years in prison for various computer and communications-related crimes….
Kevin Mitnick | |
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Born | Kevin David Mitnick August 6, 1963 Van Nuys, California, U.S. |
Nationality | American |
Other names | The Condor, The Darkside Hacker |
How many credentials get exposed every year?

SpyCloud announced a report that examines trends related to exposed data. Researchers identified 1.7 billion exposed credentials, a 15% increase from 2020, and 13.8 billion recaptured Personally Identifiable Information (PII) records obtained from breaches in 2021.
What company has been hacked recently?
In 2018, T-Mobile suffered a security breach that compromised personal information of as many as two million customers, including phone numbers, email addresses and account numbers. In 2019, the company’s email vendor was hacked, revealing some customer and employee personal information.
Has Walmart had a data breach?
On February 6, 2021, CaptureRx and Walmart experienced a data breach where an unauthorized third party gained access to its servers where sensitive pharmacy data was stored regarding clients. CaptureRx and Walmart waited until May 5, 2021 to notify people that their information was accessed.
Did Home Depot get hacked 2021?
US DIY retailer Home Depot has finally admitted to a server breach that led to around 56 million payment card details being stolen, which is thought to be the largest ever retail security breach in history.
What is the biggest security breach in 2021?
Here’s a roundup of the 8 biggest security breaches of the year.
- Volkswagen data breach. Volkswagen reported a data breach by an unauthorized third party in June.
- SocialArk data breach.
- Kaseya ransomware attack.
- ParkMobile data breach.
- Colonial Pipeline ransomware attack.
- Android data breach.
- T-Mobile data breach.