Security Affairs

APRIL 26, 2025

African multinational telecommunications company MTN Group disclosed a data breach that exposed subscribers’ personal information. Founded in 1994, it has grown to become Africa’s largest mobile network operator, serving over 290 million subscribers across 18 countries in Africa and the Middle East.

Data breaches 107

Data breaches Telecommunications Financial Services Mobile 107

Security Boulevard

NOVEMBER 5, 2024

A Canadian resident, Alexander “Connor” Moucka, was arrested by Canadian law enforcement at the request of the United States for allegedly stealing sensitive data of myriad corporations like AT&T and Santander Bank that were stored in Snowflake's cloud systems and exposed during a breach.

Data breaches 123

Data breaches Banking Data privacy Mobile 123

Schneier on Security

AUGUST 27, 2021

Surprising no one, T-Mobile had awful security. I’ve lost count of how many times T-Mobile has been hacked. Seems that 47 million customers were affected.

Mobile 362

Mobile Hacking Data breaches 362

Tech Republic Security

APRIL 25, 2022

Through multiple breaches, the Lapsus$ cybercriminal group was able to steal source code from T-Mobile, says KrebsOnSecurity. The post T-Mobile hit by data breaches from Lapsus$ extortion group appeared first on TechRepublic.

Data breaches 195

Data breaches Mobile 195

Security Affairs

DECEMBER 6, 2024

Atrium Health disclosed a data breach affecting 585,000 individuals to the HHS, potentially linked to the use of online tracking tools. Healthcare company Atrium Health disclosed a data breach that impacted 585,000 individuals. The company notified the US Department of Health and Human Services (HHS).

Data breaches 112

Data breaches Identity Theft Accountability Technology 112

Troy Hunt

AUGUST 13, 2024

I decided to write this post because there's no concise way to explain the nuances of what's being described as one of the largest data breaches ever. Our services are currently used by investigators, background check websites, data resellers, mobile apps, applications and more. Thanks guys.

Data breaches 364

Data breaches Insurance Identity Theft Accountability 364

The Last Watchdog

AUGUST 19, 2021

At the start of this week, word got out that hackers claimed to have seized personal data for as many as 100 million T-Mobile patrons. According to the attackers, this was a configuration issue on an access point T-Mobile used for testing. For T-Mobile, this is the sixth major breach since 2018.

Mobile 235

Mobile Data breaches Authentication Accountability 235

Security Affairs

DECEMBER 23, 2023

Mobile virtual network operator Mint Mobile suffered a new data breach, threat actors had access to customers’ personal information. Mint Mobile experienced a recent data breach, exposing customers’ personal information to unauthorized access by threat actors.

Data breaches 138

Data breaches Mobile Wireless Data collection 138

Security Affairs

DECEMBER 29, 2024

notifies customers of credit card data breach, after threat actors hacked a third-party app from its e-commerce provider. disclosed a data breach that exposed its customers’ credit card data after threat actors hacked a third-party application from its e-commerce providerBigCommerce.

Data breaches 83

Data breaches Computers and Electronics Hacking Wireless 83

Krebs on Security

AUGUST 18, 2021

T-Mobile is warning that a data breach has exposed the names, date of birth, Social Security number and driver’s license/ID information of more than 40 million current, former or prospective customers who applied for credit with the company. It is not clear how many people total may be impacted by this breach.

Mobile 263

Mobile Identity Theft Accountability Cybercrime 263

ZoneAlarm

FEBRUARY 23, 2025

Mars Hydro, a Chinese company that makes IoT devices like LED lights and hydroponics equipment, recently suffered a massive data breach, exposing approximately 2.7 This breach has raised serious concerns about the security of internet-connected devices and the potential risks for consumers. billion records.

Data breaches 85

Data breaches IoT Internet Internet 85

Krebs on Security

APRIL 10, 2025

China-based purveyors of SMS phishing kits are enjoying remarkable success converting phished payment card data into mobile wallets from Apple and Google. If the visitor supplies that one-time code, their payment card is then added to a new mobile wallet on an Apple or Google device that is physically controlled by the phishers.

Phishing 246

Phishing Banking Mobile Retail 246

Krebs on Security

MARCH 20, 2023

A new breach involving data from nine million AT&T customers is a fresh reminder that your mobile provider likely collects and shares a great deal of information about where you go and what you do with your mobile device — unless and until you affirmatively opt out of this data collection.

Mobile 316

Mobile Wireless Advertising Telecommunications 316

Tech Republic Security

AUGUST 20, 2021

In response to a breach that compromised the personal data of millions of subscribers, T-Mobile customers should change their password and PIN and set up two-step verification.

Mobile 205

Mobile Data breaches Accountability Passwords 205

Security Affairs

OCTOBER 31, 2024

Peruvian Interbank confirmed a data breach after threat actors accessed its systems and leaked stolen information online. Interbank disclosed a data breach after a threat actor claimed the hack of the organization and leaked stolen data online.

Data breaches 130

Data breaches Financial Services Hacking Mobile 130

Bleeping Computer

DECEMBER 22, 2023

Mint Mobile has disclosed a new data breach that exposed the personal information of its customers, including data that can be used to perform SIM swap attacks. [.]

Data breaches 127

Data breaches Mobile 127

Security Affairs

OCTOBER 28, 2024

that provides voice, video, data, and Internet telecommunications to consumers in France. million mobile and fixed subscribers. Free disclosed a cyber attack over the weekend after a threat actor attempted to sell the stolen data on a popular cybercrime forum. Free S.A.S. ” wrote the cyber evangelist SaxX.

Cyber Attacks 127

Cyber Attacks Telecommunications Data breaches Banking 127

Krebs on Security

APRIL 12, 2021

Someone is selling account information for 21 million customers of ParkMobile , a mobile parking app that’s popular in North America. The stolen data includes customer email addresses, dates of birth, phone numbers, license plate numbers, hashed passwords and mailing addresses.

Mobile 361

Mobile Passwords Accountability Cybercrime 361

Tech Republic Security

APRIL 3, 2023

The post BYOD and personal apps: A recipe for data breaches appeared first on TechRepublic. Some 43% of employees have been targeted with work-related phishing attacks on their personal devices, says a survey from SlashNext.

Data breaches 209

Data breaches Phishing Mobile Cybersecurity 209

Webroot

APRIL 22, 2025

If a company you do business with becomes part of a data breach, cybercriminals may have full access to your confidential information. Unfortunately, data breaches are on the rise and affecting more companies and consumers than ever. billion people received notices that their information was exposed in a data breach.

Data breaches 72

Data breaches Identity Theft Passwords eCommerce 72

Security Affairs

APRIL 1, 2024

The OWASP Foundation disclosed a data breach that impacted some members due to a misconfiguration of an old Wiki web server. The OWASP Foundation has disclosed a data breach that impacted some of its members. No joke, we did have a data breach in late March involving the resumes of our earliest members.

Data breaches 143

Data breaches Software Mobile Media 143

Tech Republic Security

JANUARY 24, 2023

The criminals took advantage of an API to grab personal details such as customer names, billing addresses, email addresses, phone numbers, dates of birth, and T-Mobile account numbers. The post How hackers stole the personal data of 37 million T-Mobile customers appeared first on TechRepublic.

Mobile 216

Mobile Accountability Data breaches Phishing 216

Daniel Miessler

MAY 19, 2021

Breach : An incident that results in the confirmed disclosure—not just potential exposure—of data to an unauthorized party. This year they analyzed 79,635 incidents, 29,207 met their quality standards, and 5,258 were confirmed data breaches. Top assets in breaches: server, person, user dev.

Data breaches 192

Data breaches Social Engineering Ransomware Phishing 192

Security Affairs

MAY 20, 2025

South Korean mobile network operator SK Telecom revealed that the security breach disclosed in April began in 2022. SK Telecom is South Koreas largest wireless telecom company, a major player in the countrys mobile and tech landscape. Leaked data includes phone numbers, IMSIs, SIM keys, and HSS-stored info.

Malware 108

Malware Mobile Data breaches Wireless 108

The Last Watchdog

JUNE 9, 2021

Massive data base breaches today generally follow a distinctive pattern: hack into a client -facing application; manipulate an API; follow the data flow to gain access to an overly permissive database or S3 bucket (cloud storage). A classic example of this type of intrusion is the Capital One data breach.

Data breaches 203

Data breaches Software Hacking Mobile 203

Bleeping Computer

JULY 12, 2024

AT&T is warning of a massive data breach where threat actors stole the call logs for approximately 109 million customers, or nearly all of its mobile customers, from an online database on the company's Snowflake account. [.]

Data breaches 135

Data breaches Mobile Accountability 135

Security Affairs

APRIL 26, 2024

Media reported [ 1 , 2 ] that the company is notifying millions of current and former members of a data breach. Shared data include names, IP addresses, and information about members’ operations on the company website and mobile apps. This included search terms used in their health encyclopedia. million residents.

Data breaches 139

Data breaches Healthcare Advertising Mobile 139

Security Affairs

OCTOBER 9, 2023

Flagstar Bank announced a data breach suffered by a third-party service provider exposed the personal information of over 800,000 US customers. Flagstar Bank is warning 837,390 US customers that their personal information was exposed after threat actors breached the third-party service provider Fiserv.

Data breaches 135

Data breaches Banking Hacking Mobile 135

Security Affairs

DECEMBER 24, 2023

Video game publisher Ubisoft is investigating reports of an alleged data breach after popular researchers shared evidence of the hack. Ubisoft , the popular video game publisher, is examining reports of a potential data breach following the disclosure of evidence by prominent researchers vx-underground.

Data breaches 140

Data breaches Hacking Mobile Ransomware 140

Security Affairs

JULY 12, 2024

AT&T disclosed a new data breach that exposed phone call and text message records for approximately 110 million people. AT&T suffered a massive data breach, attackers stole the call logs for approximately 110 million customers, which are almost all of the company’s mobile customers.

Data breaches 134

Data breaches Wireless Mobile Hacking 134

Security Affairs

MARCH 4, 2024

American Express warns customers that their credit cards were exposed due to a data breach experienced by a third-party merchant processor. American Express (Amex) notifies customers that their credit card information has been compromised in a data breach involving a third-party merchant processor.

Data breaches 137

Data breaches Accountability Hacking Mobile 137

Security Affairs

NOVEMBER 7, 2023

The iconic integrated resort Marina Bay Sands in Singapore has disclosed a data breach that impacted 665,000 customers. The Marina Bay Sands (MBS) luxury resort in Singapore has suffered a data breach that impacted 665,000 customers. Marina Bay Sands did not share technical details about the incident.

Data breaches 133

Data breaches Mobile Hacking Cybercrime 133

Troy Hunt

AUGUST 20, 2021

It all feels a bit "business as usual" this week; data breaches, IoT and 3D printing. But what I'm most excited about is what I probably spent the least amount of time talking about, that being the work 1Password and I have been doing on our "Hello CISO" series.

CISO 67

CISO Password Management IoT Data breaches 67

Security Affairs

FEBRUARY 23, 2024

Australian telecommunications provider Tangerine disclosed a data breach that impacted roughly 230,000 individuals. Tangerine suffered a data breach that exposed the personal information of roughly 230,000 individuals. ” reads the statement published by the company.

Data breaches 133

Data breaches Telecommunications Banking Mobile 133

Security Affairs

OCTOBER 21, 2024

IntelBroker targeted many major organizations in past attacks, including AMD , AT&T, Bank of America, Microsoft, Europol , SAP, T-Mobile, Verizon, and others. Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs – hacking, data breach)

Cybercrime 133

Cybercrime Data breaches Technology Banking 133

Security Affairs

MARCH 14, 2024

Stolen data included corporate files and personal information Nissan refused to pay the ransom and the cybercrime group published the alleged stolen files. The company added that the data breach impacted some Nissan customers, dealers, and current and former employees.

Data breaches 132

Data breaches Identity Theft Financial Services Cybercrime 132

Malwarebytes

JULY 12, 2024

In a new episode of Spy vs Spy , the mobile monitoring app mSpy has suffered a data breach that exposed information about millions of its customers. This is the third known mSpy data breach since the company began in around 2010. Such programs are easy to buy and install.

Data breaches 128

Data breaches Mobile Surveillance Advertising 128