Krebs on Security

APRIL 10, 2025

But experts say these groups are now directly targeting customers of international financial institutions, while dramatically expanding their cybercrime infrastructure and support staff. Until recently, the so-called “ Smishing Triad ” mainly impersonated toll road operators and shipping companies. Image: Prodaft. Image: Prodaft.

Banking 230

Banking Phishing Mobile Retail 230

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 132

Data breaches Mobile Telecommunications Wireless 132

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

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

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 126

Data breaches Telecommunications Identity Theft Hacking 126

Security Affairs

NOVEMBER 17, 2024

that reboots locked devices Ymir ransomware, a new stealthy ransomware grow in the wild Amazon discloses employee data breach after May 2023 MOVEit attacks A new fileless variant of Remcos RAT observed in the wild A surge in Pro-Russia cyberattacks after decision to monitor North Korean Troops in Ukraine U.S.

Cryptocurrency 111

Cryptocurrency Malware Hacking Ransomware 111

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

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

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 247

Data breaches Cybercrime Accountability Telecommunications 247

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

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 77

Hacking Telecommunications Data breaches Internet 77

Security Affairs

MAY 4, 2025

CISA adds SAP NetWeaver flaw to its Known Exploited Vulnerabilities catalog SentinelOne warns of threat actors targeting its systems and high-value clients Google Threat Intelligence Group (GTIG) tracked 75 actively exploited zero-day flaws in 2024 VeriSource data breach impacted 4M individuals U.S. CISA adds Qualitia Active!

Cybercrime 71

Cybercrime Cyber Attacks Malware Phishing 71

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 71

Cybercrime Firewall Social Engineering Ransomware 71

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 69

Spyware Firewall Artificial Intelligence Malware 69

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 291

Cryptocurrency Cybercrime Computers and Electronics Scams 291

Security Affairs

JUNE 9, 2024

New York Times source code compromised via exposed GitHub token SolarWinds fixed multiple flaws in Serv-U and SolarWinds Platform Pandabuy was extorted twice by the same threat actor UAC-0020 threat actor used the SPECTR Malware to target Ukraine’s defense forces Chinese threat actor exploits old ThinkPHP flaws since October 2023 A new Linux (..)

Data breaches 126

Data breaches Banking Hacking Malware 126

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

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 (..)

Ransomware 127

Ransomware Data breaches 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 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 123

Ransomware Data breaches Telecommunications Mobile 123

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

Security Affairs

SEPTEMBER 24, 2023

0-days exploited by commercial surveillance vendor in Egypt PREDATOR IN THE WIRES OilRig’s Outer Space and Juicy Mix: Same ol’ rig, new drill pipes Cybersecurity Apple and Google Are Introducing New Ways to Defeat Cell Site Simulators, But Is it Enough?

Cyber Attacks 121

Cyber Attacks Firewall Data breaches Telecommunications 121

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 120

Cybersecurity Computers and Electronics Cyber threats Healthcare 120

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

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

FEBRUARY 10, 2022

Europol investigators revealed that the cybercrime organization stole more than $100 million worth of cryptocurrency using SIM Swapping attacks. In February 2021, the telecommunications provider T-Mobile disclosed a data breach after it became aware that some of its customers were allegedly victims of SIM swap attacks.

Mobile 104

Mobile Cryptocurrency Accountability Passwords 104

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 104

Accountability VPN Social Engineering Hacking 104