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 106

Malware Mobile Data breaches Wireless 106

Security Boulevard

OCTOBER 10, 2024

A user authentication database was stolen from the nonprofit , which also was been beset by a series of DDoS attacks, and a pro-Palestinian threat group has taken credit for the attacks and the data breach. The post Internet Archive is Attacked and 31 Million Files Stolen appeared first on Security Boulevard.

Internet 115

Internet Internet DDOS Data breaches 115

Krebs on Security

APRIL 6, 2021

Facebook says the data was collected before 2020 when it changed things to prevent such information from being scraped from profiles. To my mind, this just reinforces the need to remove mobile phone numbers from all of your online accounts wherever feasible. According to a Jan. Image: @UnderTheBreach.

Mobile 358

Mobile Accountability Passwords Authentication 358

Krebs on Security

SEPTEMBER 4, 2018

Less than a week ago, security researcher Nitish Shah directed KrebsOnSecurity to an open database on the Web that allowed anyone to query up-to-the-minute mSpy records for both customer transactions at mSpy’s site and for mobile phone data collected by mSpy’s software. The database required no authentication.

Spyware 236

Spyware Mobile Advertising Software 236

Krebs on Security

AUGUST 30, 2022

A recent spate of SMS phishing attacks from one cybercriminal group has spawned a flurry of breach disclosures from affected companies, which are all struggling to combat the same lingering security threat: The ability of scammers to interact directly with employees through their mobile devices. In an Aug.

Mobile 342

Mobile Phishing Authentication Accountability 342

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

Krebs on Security

AUGUST 25, 2023

Cryptocurrency lender BlockFi and the now-collapsed crypto trading platform FTX each disclosed data breaches this week thanks to a recent SIM-swapping attack targeting an employee of Kroll — the company handling both firms’ bankruptcy restructuring. ” T-Mobile has not yet responded to requests for comment.

Mobile 244

Mobile Cyber Risk Data breaches Cryptocurrency 244

Security Affairs

DECEMBER 30, 2024

Cisco confirmed the authenticity of the 4GB of leaked data, the data was compromised in a recent security breach, marking the second leak in the incident. Cisco confirmed the authenticity of the 4GB of leaked data, which was compromised in a recent security breach, marking it as the second leak in the incident.

Data breaches 124

Data breaches Cybercrime Authentication Technology 124

Security Affairs

MAY 6, 2020

A threat actor is offering a database apparently belonging to Pakistan’s leading telecom service, it includes data of 44 Million Pakistani mobile users. It seems that the huge trove of data was the result of a data breach that took place in 2017, the oldest entries are dated back as 2013. Pierluigi Paganini.

Mobile 136

Mobile Telecommunications Data breaches Advertising 136

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.

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Data breaches Telecommunications Banking Mobile 132

eSecurity Planet

FEBRUARY 26, 2025

Cybercriminals are shifting their focus from emails to text messages, using mishing a more deceptive form of phishing to target mobile users and infiltrate corporate networks, according to new security research by Zimperium. Zimperium found that mishing activity peaked in August 2024, with over 1,000 daily attacks recorded. What is mishing?

Phishing 81

Phishing Mobile Social Engineering Data breaches 81

CyberSecurity Insiders

APRIL 3, 2023

Mobile applications have become an essential part of our daily lives, and they are used for a variety of purposes such as communication, banking, shopping, and entertainment. However, with the increasing use of mobile applications, the risk of security breaches has also increased.

Mobile 117

Mobile Penetration Testing Authentication Encryption 117

SecureWorld News

JULY 12, 2024

RELATED: Snowflake Data Breach Rocks Ticketmaster, Live Nation, and Others ] "Companies using Snowflake should immediately implement multi-factor authentication (MFA) to enhance security and protect sensitive data. Notifying affected customers: Transparency is crucial in the wake of a data breach.

Data breaches 120

Data breaches Authentication Passwords Artificial Intelligence 120

Security Affairs

NOVEMBER 20, 2023

The Canadian government discloses a data breach after threat actors hacked two of its contractors. “On October 19 th , 2023, Brookfield Global Relocation Services (BGRS) informed the Government of Canada of a breach involving Government of Canada information held by BGRS and SIRVA Canada systems.”

Data breaches 138

Data breaches Government Hacking Backups 138

Malwarebytes

SEPTEMBER 22, 2023

Some T-Mobile customers logged into their accounts on Wednesday to find another customer’s billing and account information showing on their online dashboards. T-Mobile denied there was an attack, but confirmed there had been a data leak. “There was no cyberattack or breach at T-Mobile. .

Mobile 123

Mobile Data breaches Accountability Passwords 123

Krebs on Security

JANUARY 11, 2021

Ubiquiti , a major vendor of cloud-enabled Internet of Things (IoT) devices such as routers, network video recorders, security cameras and access control systems, is urging customers to change their passwords and enable multi-factor authentication. In an email sent to customers today, Ubiquiti Inc.

Passwords 362

Passwords Authentication Firmware Accountability 362

Security Boulevard

APRIL 16, 2024

Not OK: SMS 2FA — Widespread spam targets carrier employees, as scrotes try harder to evade two-factor authentication. The post SIM Swappers Try Bribing T-Mobile and Verizon Staff $300 appeared first on Security Boulevard.

Mobile 132

Mobile Authentication Social Engineering Wireless 132

Krebs on Security

MAY 7, 2022

Apple , Google and Microsoft announced this week they will soon support an approach to authentication that avoids passwords altogether, and instead requires users to merely unlock their smartphones to sign in to websites or online services. “I worry about forgotten password recovery for cloud accounts.”

Passwords 271

Passwords Authentication Accountability Backups 271

Security Boulevard

DECEMBER 3, 2021

Multifactor authentication (MFA) is one of the most basic ways to layer your defenses against unauthorized logins to systems and, ultimately, can help prevent costly breaches. The Current Authentication Landscape. The post How MFA Can Help Prevent Data Breaches appeared first on Security Boulevard.

Data breaches 111

Data breaches Authentication Passwords Risk 111

Heimadal Security

MARCH 4, 2022

On August 14, 2021, a database holding the data of 30 million consumers was put up for sale on a hacker site for six bitcoins ($280K). The threat actors had targeted T-Mobile servers involved in development, staging, and production. To prove the authenticity of the T-Mobile data breach, threat actors shared a print screen of […].

Identity Theft 118

Identity Theft Mobile Data breaches Authentication 118

Malwarebytes

MARCH 5, 2024

If your card is active, sign up to receive instant notifications of potential suspicious activity by enabling Notifications in the American Express Mobile app, or signing up for email or text messaging at americanexpress.com/accountalerts. Enable two-factor authentication (2FA). Do not include your account number in the email.

Data breaches 128

Data breaches Accountability Passwords Identity Theft 128

Security Affairs

DECEMBER 28, 2020

Threat intelligence analyst discovered a threat actor that is selling a database of the Italian mobile service provider Ho mobile. Ho mobile is an Italian mobile telephone service offered by Vodafone Enabler Italia, an Italian virtual mobile telephone operator. SecurityAffairs – hacking, Ho Mobile).

Mobile 141

Mobile Banking Data breaches Phishing 141

Hot for Security

JUNE 14, 2021

While some security experts might seem over-zealous shouting about the dangers, the vast majority of warnings about mobile security threats are indeed justified. Stalkerware is another big issue on mobile platforms. Mobile threats are in no way a myth. Stay protected with Bitdefender Mobile Security.

Mobile 132

Mobile Malware Spyware Media 132

Krebs on Security

AUGUST 12, 2020

As KrebsOnSecurity observed back in 2018 , many people — particularly older folks — proudly declare they avoid using the Web to manage various accounts tied to their personal and financial data — including everything from utilities and mobile phones to retirement benefits and online banking services. YOUR CREDIT FILES.

Accountability 357

Accountability Mobile Banking Passwords 357

SecureWorld News

MAY 1, 2025

Multi-Factor Authentication (MFA) has also become a staple, adding an extra layer of security. According to Kelvin Lim from Black Duck, the future of passwords is moving towards passwordless authentication. Apple, Google, and Microsoft are already paving the way for passkey authentication , eliminating the need for passwords entirely.

Passwords 71

Passwords Password Management Authentication Mobile 71

Malwarebytes

APRIL 2, 2024

Telecommunications giant AT&T has finally confirmed that 73 million current and former customers have been caught up in a massive dark web data leak. The leaked data includes names, addresses, mobile phone numbers, dates of birth, and social security numbers. Enable two-factor authentication (2FA).

Data breaches 145

Data breaches Passwords Phishing Accountability 145

Malwarebytes

JUNE 21, 2024

A moderator of the notorious data breach trading platform BreachForums is offering data for sale they claim comes from a data breach at T-Mobile. But according to sources known to BleepingComputer , the data shared by IntelBroker actually consists of older screenshots.

Mobile 119

Mobile Data breaches Authentication Software 119

CyberSecurity Insiders

APRIL 3, 2023

Mobile device management (MDM) refers to a type of software that allows businesses to manage, configure and secure mobile devices used by their employees. Enhanced security MDM technology provides an extra layer of security for businesses, protecting them from breaches and data loss.

Mobile 127

Mobile Data breaches Cyber threats Software 127

SecureWorld News

APRIL 29, 2024

Kaiser Permanente, one of the largest not-for-profit providers of health care and coverage in the United States, is dealing with the fallout from a significant data breach that has affected more than 13 million individuals. Authenticator apps, SMS codes, and security devices such as YubiKey are a few of the options available for MFA."

Data breaches 112

Data breaches Healthcare Identity Theft Advertising 112

SecureWorld News

APRIL 28, 2025

RELATED: Hong Kong Clerk Defrauded of $25 Million in Sophisticated Deepfake Scam ] Weaponizing data breach with AI Data breaches have always been a valuable resource for attackers, but AI magnifies their impact and can even use cloud automation tricks to better store, segment, and safeguard data. Open on mobile?

Phishing 102

Phishing Social Engineering Engineering Data breaches 102

SecureWorld News

SEPTEMBER 10, 2024

Avis Car Rental has begun notifying close to 300,000 individuals about a data breach that occurred in August 2024, resulting in the theft of sensitive personal information. The breach reportedly exposed customer names, addresses, driver license numbers, and other personal data.

Data breaches 118

Data breaches Identity Theft Cybersecurity Mobile 118

Krebs on Security

AUGUST 3, 2020

A California company that helps telemarketing firms avoid getting sued for violating a federal law that seeks to curb robocalls has leaked the phone numbers, email addresses and passwords of all its customers, as well as the mobile phone numbers and other data on people who have hired lawyers to go after telemarketers.

Mobile 361

Mobile Marketing Consumer Protection Wireless 361

Security Affairs

DECEMBER 21, 2023

More than 22,000 users of Blink Mobility should take the necessary steps to protect themselves against the risk of identity theft. The Cybernews research team has discovered that their personal data was exposed in a leak. Additionally, users are advised to enable multi-factor authentication wherever possible.

Mobile 135

Mobile Identity Theft Passwords Phishing 135

Malwarebytes

JULY 24, 2024

TracFone services are used by the brands Straight Talk, Total by Verizon Wireless, and Walmart Family Mobile. The settlement ends an investigation into TracFone’s security practices to uncover whether the breaches were the result of ineffective cybersecurity protocols. Enable two-factor authentication (2FA).

Data breaches 96

Data breaches Wireless Passwords Phishing 96

Security Affairs

JULY 29, 2022

Therefore, strong authentication methods are needed. Therefore, strong authentication methods are needed to improve security without hindering user convenience. What is Strong Authentication? The IAM Security Boundary Strong authentication is a critical component of modern-day identity and access management.

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Authentication Passwords Data privacy Identity Theft 126

Zero Day

JUNE 20, 2025

Here are the facts and how to protect yourself Wondering if your information is posted online from a data breach? PT Moor Studio/Getty With so much news about data breaches, you have to be careful not to panic each time you hear of a new one. Here's how to check if your accounts are at risk and what to do next.

Passwords 91

Passwords Data breaches Password Management Identity Theft 91

Krebs on Security

JANUARY 30, 2024

In each attack, the victims saw their email and financial accounts compromised after suffering an unauthorized SIM-swap, wherein attackers transferred each victim’s mobile phone number to a new device that they controlled. As it happens, Plex announced its own data breach one day before LastPass disclosed its initial August intrusion.

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Social Engineering Mobile Cybercrime Passwords 359