Security Affairs

AUGUST 16, 2021

T-Mobile confirms a breach after threat actors claimed to have obtained records of 100 million of its customers and offered them for sale. T-Mobile has confirmed a data breach that exposed personal information from over 100 million of its US customers. SecurityAffairs – hacking, data breach). Pierluigi Paganini.

Data breaches 131

Data breaches Mobile Telecommunications Wireless 131

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.

Data breaches 131

Data breaches Telecommunications Banking Mobile 131

Security Affairs

APRIL 10, 2024

AT&T confirmed that the data breach impacted 51 million former and current customers and is notifying them. AT&T revealed that the recently disclosed data breach impacts more than 51 million former and current customers and is notifying them. ” reads the data breach notification.

Data breaches 125

Data breaches Telecommunications Identity Theft Hacking 125

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. Check the vendor’s advice.

Data breaches 145

Data breaches Passwords Phishing Accountability 145

Security Affairs

JUNE 9, 2024

Last week, the RansomHub ransomware group claimed to have stolen the information of over 2 million customers from the American telecommunications company Frontier Communications. The RansomHub group claimed to have stolen 5GB of data from the telecommunications giant. concludes the letter reads.

Data breaches 101

Data breaches Identity Theft Telecommunications Cybercrime 101

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 102

Data breaches Mobile Telecommunications Accountability 102

Security Affairs

OCTOBER 5, 2022

Bad news for the Australian telecommunications industry, the largest company in the country Telstra suffered a data breach. Australia’s largest telecommunications company Telstra disclosed a data breach through a third-party supplier. It seems that the security breach also impacted other companies.

Data breaches 98

Data breaches Telecommunications Accountability Information Security 98

Security Affairs

MARCH 27, 2025

Arkana Security, a new ransomware group, claims to have breached the telecommunications provider WideOpenWest (WOW!). stealing customer data. is a US-based telecommunications company that provides broadband internet, cable TV, and phone services. has not yet confirmed the alleged data breach. ” WOW!

Hacking 73

Hacking Telecommunications Data breaches Internet 73

Krebs on Security

NOVEMBER 3, 2022

” Kurittu said he and others who worked on the investigation into Kivimaki’s previous cybercrimes couldn’t shake the suspicion that the infamous cybercriminal was also behind the Vastaamo extortion. “According to Vastaamo, Tapio concealed information about the data breach for more than a year and a half.”

Data breaches 243

Data breaches Cybercrime Telecommunications Accountability 243

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 98

Data breaches Mobile Identity Theft Accountability 98

Security Affairs

JANUARY 20, 2023

Bad news for T-Mobile, the company disclosed a new data breach that resulted in the theft of data belonging to 37 customer accounts. T-Mobile suffered a new data breach, threat actor stole the personal information of 37 million current postpaid and prepaid customer accounts.

Data breaches 98

Data breaches Mobile Accountability Telecommunications 98

Security Affairs

MARCH 10, 2023

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. ” reads a data breach communication sent by the company to the impacted customers. credit card data) or sensitive data (i.e. .

Data breaches 98

Data breaches Hacking Wireless Telecommunications 98

Krebs on Security

APRIL 12, 2022

Department of Justice (DOJ) said today it seized the website and user database for RaidForums , an extremely popular English-language cybercrime forum that sold access to more than 10 billion consumer records stolen in some of the world’s largest data breaches since 2015.

Government 259

Government Identity Theft Mobile Data breaches 259

Security Affairs

DECEMBER 1, 2024

CISA adds Array Networks AG and vxAG ArrayOS flaw to its Known Exploited Vulnerabilities catalog Thai police arrested Chinese hackers involved in SMS blaster attacks Zyxel firewalls targeted in recent ransomware attacks Malware campaign abused flawed Avast Anti-Rootkit driver Russia-linked APT TAG-110 uses targets Europe and Asia Russia-linked threat (..)

Cybercrime 70

Cybercrime Firewall Social Engineering Ransomware 70

Security Affairs

FEBRUARY 15, 2025

CISA adds Microsoft Windows, Zyxel device flaws to its Known Exploited Vulnerabilities catalog Microsoft Patch Tuesday security updates for February 2025 ficed 2 actively exploited bugs Hacking Attackers exploit a new zero-day to hijack Fortinet firewalls Security OpenSSL patched high-severity flaw CVE-2024-12797 Progress Software fixed multiple high-severity (..)

Spyware 68

Spyware Firewall Artificial Intelligence Malware 68

Krebs on Security

DECEMBER 29, 2022

Here’s a look at some of the more notable cybercrime stories from the past year, as covered by KrebsOnSecurity and elsewhere. 24, Russia invades Ukraine, and fault lines quickly begin to appear in the cybercrime underground. I will also continue to post on LinkedIn about new stories in 2023. Uber blames LAPSUS$ for the intrusion.

Cryptocurrency 289

Cryptocurrency Cybercrime Computers and Electronics Scams 289

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 The database belonging to the company was leaked on a cybercrime forum. million individuals.

Data breaches 98

Data breaches Scams Telecommunications Financial Services 98

Krebs on Security

FEBRUARY 28, 2023

In each case, the goal of the attackers was the same: Phish T-Mobile employees for access to internal company tools, and then convert that access into a cybercrime service that could be hired to divert any T-Mobile user’s text messages and phone calls to another device. One of the groups that reliably posted “Tmo up!

Mobile 341

Mobile Phishing Authentication Advertising 341

Security Affairs

OCTOBER 8, 2023

Belgian intelligence service VSSE accused Alibaba of ‘possible espionage’ at European hub in Liege A WhatsApp zero-day exploit can cost several million dollars CISA adds JetBrains TeamCity and Windows flaws to its Known Exploited Vulnerabilities catalog NATO is investigating a new cyber attack claimed by the SiegedSec group Global CRM Provider Exposed (..)

Data breaches 127

Data breaches Ransomware Hacking Cybercrime 127

Security Affairs

JULY 31, 2018

Dixons Carphone announced on Monday that the security breach discovered in June affected around 10 million customers, much more than the initial estimate. The situation was worse than initially thought, the company announced on Monday that the security breach affected around 10 million customers, much more than the initial estimate.

Data breaches 66

Data breaches Telecommunications Advertising Retail 66

Security Boulevard

JUNE 26, 2023

The end result of these types of cyber attacks are often highly public and damaging data breaches. 1 in 4 Americans reported that they would stop doing business with a company following a data breach, and 67% of consumers reported a loss of trust in an organization following a breach. What Are Data Breaches?

Data breaches 52

Data breaches Healthcare Telecommunications Financial Services 52

eSecurity Planet

SEPTEMBER 21, 2024

HIPAA also requires organizations to conduct regular risk assessments and report data breaches. The act also covers various forms of cybercrime, including malware distribution and data theft. Recent amendments to the CFAA may include updates to address new cybercrime techniques and technological advancements.

Cybersecurity 122

Cybersecurity Computers and Electronics Cyber threats Healthcare 122

Security Affairs

MARCH 12, 2022

” The company hired external experts to investigate the incident ad determine its impact on data and infrastructure. At this time, there is no evidence of a data breach during the incident and the services are up and running normally.

Data breaches 98

Data breaches Telecommunications Hacking Ransomware 98

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 98

Data breaches DDOS Ransomware Backups 98

Security Affairs

MARCH 21, 2022

Microsoft is investigating claims that the Lapsus$ hacking group breached its internal Azure DevOps source code repositories. Microsoft announced that is investigating claims that the Lapsus$ cybercrime gang breached their internal Azure DevOps source code repositories and stolen data.

Hacking 98

Hacking InfoSec Telecommunications Cybercrime 98

Security Affairs

JANUARY 2, 2022

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. The gang also targeted the South American telecommunication providers Claro and Embratel. Follow me on Twitter: @securityaffairs and Facebook.

Media 145

Media Ransomware Telecommunications Accountability 145

Security Affairs

MARCH 6, 2023

Regional government telecommunications secretary Segi Marcén said that no ransom would be paid by Spanish authorities. The authorities are investigating into the security breach, the hospital did not explain if it has suffered a data breach.

Ransomware 98

Ransomware Telecommunications Cyber Attacks Data breaches 98

SecureWorld News

APRIL 14, 2022

In this case, T-Mobile had to make a decision on how to act after hackers stole data of roughly 30 million customers. After publicly acknowledging the data breach, the telecommunications giant hired a third-party security vendor to investigate the incident. Original story by Vice's Motherboard.

Mobile 98

Mobile Telecommunications Data breaches Hacking 98

IT Security Guru

DECEMBER 1, 2022

During the last few years, we have all become witnesses to intense cybercrime and sophisticated cyberattacks. The impact of cyberattacks is profound, resulting in security breaches, enterprises’ revenue and reputation losses, and in some cases, organizations, and entire states being destabilized. Train humans’ awareness.

Cyber threats 128

Cyber threats Cybersecurity Education Risk 128

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.

Mobile 102

Mobile VPN Social Engineering Telecommunications 102

IT Security Guru

JULY 28, 2023

On the other hand, small-sized companies are also vulnerable to increasing cybercrime and the rapidly evolving threat landscape since they need more resources to hire security professionals and need more expertise. Businesses can prioritise protection efforts by classifying data based on its importance and regulatory requirements.

Data breaches 95

Data breaches Risk Education Telecommunications 95

Security Affairs

MARCH 23, 2022

Yesterday the cybercrime gang leaked 37GB of source code stolen from Microsoft’s Azure DevOps server. Their scope of interests includes – major telecommunications companies such as Claro, Telefonica and AT&T.

Accountability 103

Accountability VPN Social Engineering Hacking 103

Security Affairs

MARCH 28, 2023

Telecommunications giant Lumen Technologies discovered two cybersecurity incidents, including a ransomware attack. In a filing to the Securities and Exchange Commission, on March 27, 2023, Lumen announced two cybersecurity incidents.

Ransomware 98

Ransomware Telecommunications Technology Malware 98

Krebs on Security

NOVEMBER 5, 2024

Judische would repeat that claim in Star Chat on May 13 — the day before Santander publicly disclosed a data breach — and would periodically blurt out the names of other Snowflake victims before their data even went up for sale on the cybercrime forums. “Negotiate a deal in Telegram.”

Cybercrime 275

Cybercrime Mobile Media Hacking 275

SecureWorld News

NOVEMBER 22, 2021

According to the Federal Bureau of Investigation (FBI), losses due to BEC scams since 2013 total around $28 billion dollars and it is the most profitable cybercrime there is. Cybercrime Support Network's FightCybercrime.org website contains information on BEC incidents along with reporting information.

Scams 97

Scams Cybercrime Accountability Banking 97

SecureWorld News

JUNE 18, 2023

Gaming (58.7%) and telecommunications (47.7%) had the highest bad bot traffic on their websites and applications. Data breaches: Bots can be exploited to breach security systems and pilfer valuable data. Taking the lead were Germany with 68.6%, Ireland with 45.1%, and Singapore with 43.1%.

Passwords 92

Passwords Antivirus Internet Internet 92

The Security Ledger

JUNE 26, 2019

The security firm Cybereason has uncovered a persistent cyber espionage attack on telecommunications companies worldwide to steal data on high-profile users and then spy on them. The post Firm Uncovers Major Cyber-Espionage Campaign Against Telcos appeared first on The Security Ledger.

Telecommunications 40

Telecommunications Hacking Risk Data breaches 40