Security Affairs

MAY 1, 2023

T-Mobile disclosed the second data breach of 2023, threat actors had access to the personal information of hundreds of customers since February. T-Mobile suffered the second data breach of 2023, threat actors had access to the personal information of hundreds of customers starting in late February 2023.

Data breaches 67

Data breaches Mobile Identity Theft Accountability 67

Security Affairs

AUGUST 18, 2021

Yesterday T-Mobile confirmed a data breach but announced that it was still investigating the extent of the security breach. The company announced to have started a “deep technical review of the situation across our systems to identify the nature of any data that was illegally accessed.” Pierluigi Paganini.

Data breaches 98

Data breaches Mobile Telecommunications Wireless 98

Security Affairs

MARCH 10, 2023

AT&T is notifying millions of customers that some of their information was exposed after a third-party vendor was hacked. CPNI is information related to the telecommunications services purchased by the customers, including the number of lines for each account or the wireless plan to which customers are subscribed.

Data breaches 85

Data breaches Hacking Wireless Telecommunications 85

Security Affairs

NOVEMBER 22, 2019

Bad news for T-Mobile prepaid customer, the US-based telecom giant T-Mobile today disclosed a new data breach incident. The US branch of the telecommunications giant T -Mobile disclosed a security breach that according to the company impacted a small number of customers of its prepaid service. Pierluigi Paganini.

Wireless 94

Wireless Data breaches Mobile Telecommunications 94

Security Affairs

MARCH 16, 2020

Hackers have stolen O2 customers’ data from a database run by Aerial Direct , one of the largest UK partners of the telecommunications services provider. “We recently became aware that some of our customers’ personal information stored on one of our databases has been accessed without permission. .

Data breaches 104

Data breaches Telecommunications Passwords Advertising 104

Security Affairs

JULY 10, 2021

Mint Mobile discloses a data breach, an unauthorized attacker gained access to subscribers’ account information and ported phone numbers. Mint Mobile is an American telecommunications company which sells mobile phone services and operates as an MVNO on T-Mobile’s cellular network in the United States.

Mobile 135

Mobile Data breaches Telecommunications Passwords 135

Security Affairs

JANUARY 20, 2020

. “On June 28, last year, a suspicious behavior was detected and investigated on a terminal in our company, and as a result of unauthorized access by a third party, data was transmitted to the outside,” reads a data breach notification published by the company. SecurityAffairs – data breach, hacking).

Data breaches 115

Data breaches Media Computers and Electronics Cyber Attacks 115

Security Affairs

FEBRUARY 27, 2021

The telecommunications giant T-Mobile disclosed a data breach after some of its customers were apparently affected by SIM swap attacks. The telecommunications provider T-Mobile has disclosed a data breach after it became aware that some of its customers were allegedly victims of SIM swap attacks.

Mobile 86

Mobile Telecommunications Data breaches Identity Theft 86

Security Affairs

MARCH 5, 2020

New problems for the wireless carrier T-Mobile that disclosed a data breach that exposed some of the customers’ personal information. A data breach notification published by the telecommunications giant on its website revealed that the security breach impacted both employees and customers.

Mobile 122

Mobile Data breaches Telecommunications Wireless 122

Security Affairs

JULY 16, 2019

US telecommunications company Sprint revealed that hackers compromised an unknown number of customer accounts via the Samsung.com “add a line” website. “On June 22, Sprint was informed of unauthorized access to your Sprint account using your account credentials via the Samsung.com “add a line” website.”

Accountability 70

Accountability Identity Theft Telecommunications Data breaches 70

Security Affairs

MARCH 23, 2022

Microsoft has now confirmed that the attackers have compromised the account of one of its employees gaining limited access to source code repositories. The company pointed out that customer code or data was not compromised as a result of unauthorized access. No customer code or data was involved in the observed activities.

Accountability 98

Accountability VPN Social Engineering Hacking 98

Krebs on Security

APRIL 11, 2024

New York City based Sisense has more than 1,000 customers across a range of industry verticals, including financial services, telecommunications, healthcare and higher education. ” “We are taking this matter seriously and promptly commenced an investigation,” Dash continued.

CISO 257

CISO Encryption Telecommunications Financial Services 257

SecureList

DECEMBER 12, 2023

Every year is abundant with major data leaks, biggest data breaches and hacks drawing massive media attention (such as Medibank and Optus data breach, Twitter data breach, and Uber and Rockstar compromise in 2022 and in T-Mobile , MailChimp and OpenAI in 2023).

Data breaches 85

Data breaches Accountability Telecommunications Malware 85

Security Affairs

OCTOBER 22, 2023

North Korea-linked APT groups actively exploit JetBrains TeamCity flaw Multiple APT groups exploited WinRAR flaw CVE-2023-38831 Californian IT company DNA Micro leaks private mobile phone data Threat actors have been exploiting CVE-2023-4966 in Citrix NetScaler ADC/Gateway devices since August A flaw in Synology DiskStation Manager allows admin account (..)

Ransomware 101

Ransomware Telecommunications Data breaches Mobile 101

Security Affairs

OCTOBER 6, 2022

The Australian Federal Police (AFP) arrested a 19-year-old teen from Sydney for attempting to use data from the Optus data breach in SMS scams. Early this week, the company confirmed that the breach impacted nearly 2.1 million individuals. ” reads the announcement published by the AFP. .” said Gough.

Data breaches 66

Data breaches Scams Telecommunications Financial Services 66

Security Affairs

JANUARY 2, 2022

The Lapsus$ ransomware group defaced all the sites publishing a ransom note that claims that they had access to Impresa’s Amazon Web Services account. Early this month, the ransomware gang hit the websites under Brazil’s Ministry of Health (MoH) causing the unavailability of COVID-19 vaccination data of millions of citizens.

Media 136

Media Ransomware Telecommunications Accountability 136

Security Affairs

MARCH 26, 2023

NCA infiltrates the cybercriminal underground with fake DDoS-for-hire sites Pwn2Own Vancouver 2023 awarded $1,035,000 and a Tesla for 27 0-days CISA announced the Pre-Ransomware Notifications initiative China-linked hackers target telecommunication providers in the Middle East City of Toronto is one of the victims hacked by Clop gang using GoAnywhere (..)

Data breaches 73

Data breaches DDOS Backups Ransomware 73

Security Affairs

MARCH 22, 2022

Some of the images published by the threat actors appear to be related to the company’s customer data. The company is investigating claims of a data breach which, if confirmed, could pose serious risks to the customers of the company. “We will provide updates as more information becomes available.”

Telecommunications 78

Telecommunications Data breaches VPN Hacking 78

Security Affairs

FEBRUARY 10, 2022

. “The Federal Bureau of Investigation is issuing this announcement to inform mobile carriers and the public of the increasing use of Subscriber Identity Module (SIM) swapping by criminals to steal money from fiat and virtual currency accounts.” Use a variation of unique passwords to access online accounts.

Mobile 86

Mobile Cryptocurrency Authentication Accountability 86

eSecurity Planet

AUGUST 9, 2022

GDPR, the EU’s flagship data privacy and “right to be forgotten” regulation, has made the stakes of a data breach higher than ever. Healthcare Data Privacy Laws. Health data and patient data in the U.S. In the U.S., for example, all 50 states (along with the District of Columbia, Puerto Rico, the U.S.

Data privacy 145

Data privacy Encryption Data breaches Insurance 145

Security Affairs

SEPTEMBER 24, 2023

Government of Bermuda blames Russian threat actors for the cyber attack City of Dallas has set a budget of $8.5

Cyber Attacks 78

Cyber Attacks Firewall Data breaches Telecommunications 78

Security Affairs

NOVEMBER 3, 2019

UniCredit bank discloses a data breach that impacted 3 million of Italian clients. Network Solutions data breach – hacker accessed data of more 22 Million accounts. China-linked APT41 group targets telecommunications companies with new backdoor. SWEED targets precision engineering companies in Italy.

Data breaches 42

Data breaches Cyber Attacks Telecommunications Advertising 42

Security Affairs

APRIL 23, 2022

Telecommunication giant T-Mobile confirmed the LAPSUS$ extortion group gained access to its networks in March. The popular investigator and journalist Brian Krebs first surmised that the LAPSUS$ gang has breached T-Mobile after he reviewed a copy of the private chat messages between members of the cybercrime group. ” wrote Krebs.

Mobile 93

Mobile VPN Social Engineering Telecommunications 93

CyberSecurity Insiders

DECEMBER 12, 2021

Sending such information through normal communication channels like email is a bad idea since there have been multiple cases of data breaches. And that is why we need to make our communication channels secure. Popular VPN hosts like ExpressVPN have military-grade security, plus they don’t keep any logs of your data.

VPN 107

VPN Passwords Encryption Mobile 107

Security Affairs

OCTOBER 31, 2019

The analysis of the passwords revealed that many companies continue to use weak passwords, especially those belonging to the retail (47,29%), Telecommunications (37,57%), Industrials (37,36%). million (4,957,093) credentials contained fully unique passwords, a circumstance that confirms the bad habit of many users to reuse passwords.

Passwords 73

Passwords Telecommunications Advertising Retail 73

Pen Test

OCTOBER 12, 2023

It has significantly impacted various industries, from telecommunications and healthcare to transportation and entertainment. Regulations like the General Data Protection Regulation (GDPR) and the Health Insurance Portability and Accountability Act (HIPAA) mandate strict adherence to data security and privacy standards (Voigt et al.,

Penetration Testing 52

Penetration Testing Wireless IoT Technology 52