Krebs on Security

MARCH 20, 2023

Image: Shutterstock Telecommunications giant AT&T disclosed this month that a breach at a marketing vendor exposed certain account information for nine million customers. AT&T’s disclosure said the information exposed included customer first name, wireless account number, wireless phone number and email address.

Mobile 322

Mobile Wireless Advertising Telecommunications 322

Krebs on Security

AUGUST 12, 2020

Several stories here have highlighted the importance of creating accounts online tied to your various identity, financial and communications services before identity thieves do it for you. ” In short, although you may not be required to create online accounts to manage your affairs at your ISP, the U.S. .”

Accountability 360

Accountability Mobile Banking Passwords 360

Krebs on Security

FEBRUARY 19, 2020

The disclosure comes almost a year after Citrix acknowledged that digital intruders had broken in by probing its employee accounts for weak passwords. Citrix provides software used by hundreds of thousands of clients worldwide, including most of the Fortune 100 companies.

VPN 360

VPN Passwords Software Telecommunications 360

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 105

Accountability Identity Theft Telecommunications Data breaches 105

Bleeping Computer

MARCH 15, 2024

A former manager at a telecommunications company in New Jersey pleaded guilty to conspiracy charges for accepting money to perform unauthorized SIM swaps that enabled an accomplice to hack customer accounts. [.]

Telecommunications 138

Telecommunications Accountability Hacking 138

Heimadal Security

JANUARY 10, 2024

Sea Turtle exploits known vulnerabilities and compromised accounts to gain initial access. Their goal is to collect economic and political intelligence […] The post Sea Turtle Hackers Spy on Dutch ISPs and Telecommunication Companies appeared first on Heimdal Security Blog.

Telecommunications 69

Telecommunications DNS Media Internet 69

Krebs on Security

JANUARY 29, 2020

A review of the exposed support forum by this author suggests that while none of the posts exposed customer information such as payment card data, a number of them did include customer account information, such customer names, device identifiers and in some cases location information.

Social Engineering 282

Social Engineering Telecommunications Engineering Data privacy 282

Heimadal Security

OCTOBER 14, 2021

After a few days of dealing with technical issues, the American all-digital wireless carrier Visible confirmed that some of its customers’ accounts have been compromised. The post Customers of Visible Wireless Carrier Had Their Accounts Compromised appeared first on Heimdal Security Blog.

Wireless 89

Wireless Accountability Telecommunications Cybersecurity 89

Security Affairs

OCTOBER 28, 2024

is a French telecommunications company, subsidiary of Iliad S.A. that provides voice, video, data, and Internet telecommunications to consumers in France. The seller listed two databases for sale one containing 19,192,948 customer accounts and another including 5.11 Free S.A.S. million mobile and fixed subscribers. .

Cyber Attacks 126

Cyber Attacks Telecommunications Data breaches Banking 126

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 134

Mobile Data breaches Telecommunications Identity Theft 134

Security Affairs

DECEMBER 30, 2020

T-Mobile has disclosed a data breach exposing customers’ account’s information. “We are reaching out to let you know about a security incident we recently identified and quickly shut down that may have impacted some of your T-Mobile account information.” ” reads the statement published by the company.

Data breaches 145

Data breaches Mobile Telecommunications Wireless 145

Security Affairs

MARCH 5, 2020

A data breach notification published by the telecommunications giant on its website revealed that the security breach impacted both employees and customers. T-Mobile confirmed that some of these accounts accessed by the hackers contained account information for its customers and employees. ” continues the notice.

Mobile 145

Mobile Data breaches Telecommunications Wireless 145

Krebs on Security

OCTOBER 31, 2023

” Infoblox determined that until May 2023, domains ending in.info accounted for the bulk of new registrations tied to the malicious link shortening service, which Infoblox has dubbed “ Prolific Puma.” is overseen by the National Telecommunications and Information Administration (NTIA), an executive branch agency of the U.S.

Phishing 308

Phishing Telecommunications Malware Scams 308

Security Affairs

FEBRUARY 23, 2024

Australian telecommunications provider Tangerine disclosed a data breach that impacted roughly 230,000 individuals. The telecommunications provider pointed out that no financial information (credit or debit card numbers, banking details) has been compromised. Access to the affected legacy database has also been closed.”continues

Data breaches 132

Data breaches Telecommunications Banking Mobile 132

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. Our investigation has found a single account had been compromised, granting limited access. No customer code or data was involved in the observed activities. Pierluigi Paganini.

Accountability 104

Accountability VPN Social Engineering Hacking 104

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. ” reads the press release published by the company.

Data breaches 98

Data breaches Mobile Accountability Telecommunications 98

Krebs on Security

OCTOBER 12, 2020

“We disrupted Trickbot through a court order we obtained as well as technical action we executed in partnership with telecommunications providers around the world,” wrote Tom Burt , corporate vice president of customer security and trust at Microsoft, in a blog post this morning about the legal maneuver. Image: Microsoft.

Healthcare 362

Healthcare Ransomware Internet Internet 362

Krebs on Security

AUGUST 19, 2020

According to interviews with several sources, this hybrid phishing gang has a remarkably high success rate, and operates primarily through paid requests or “bounties,” where customers seeking access to specific companies or accounts can hire them to target employees working remotely at home.

Phishing 360

Phishing VPN Social Engineering Media 360

Krebs on Security

JUNE 28, 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. Postal Service or the Social Security Administration.

Banking 214

Banking Accountability Mobile Media 214

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. The gang also targeted the South American telecommunication providers Claro and Embratel. Source TheRecord. At this time the websites of the company are in maintenance mode.

Media 145

Media Ransomware Telecommunications Accountability 145

CyberSecurity Insiders

MARCH 18, 2021

The amount pronounced by AEPD against Vodafone is $9.72m is highest fine ever witnessed in a country against a multinational firm.

Telecommunications 144

Telecommunications IoT Mobile Marketing 144

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 288

CISO Encryption Telecommunications Financial Services 288

CSO Magazine

NOVEMBER 20, 2021

The latest example of that is a group that researchers have dubbed Void Balaur that has been breaking into the mailboxes, social media accounts and telecommunication records of human rights activists, politicians, business executives and other high-profile individuals across a dozen countries.

Telecommunications 117

Telecommunications Media Accountability 117

Schneier on Security

JANUARY 24, 2020

Instead, they only found a suspicious video file sent to Bezos on May 1, 2018 that "appears to be an Arabic language promotional film about telecommunications." Following execution of the encrypted downloader sent from MBS' account, egress on the device immediately jumped by approximately 29,000 percent," it notes.

Hacking 243

Hacking Backups Spyware Encryption 243

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 144

Mobile Data breaches Telecommunications Passwords 144

Security Affairs

NOVEMBER 18, 2024

“The US government’s continued investigation into the People’s Republic of China (PRC) targeting of commercial telecommunications infrastructure has revealed a broad and significant cyber espionage campaign.” The Chinese APT focuses on government entities and telecommunications companies in Southeast Asia.

Mobile 113

Mobile Telecommunications Data breaches Hacking 113

Security Affairs

MARCH 30, 2024

AT&T initially denied any data breach, below is the statement from the telecomunication giant : “Based on our investigation Thursday, the information that appeared in an internet chat room does not appear to have come from our systems,” On Saturday, the telecommunications company retracted its initial denial and confirmed the data breach.

Data breaches 144

Data breaches Telecommunications Cybercrime Hacking 144

Malwarebytes

DECEMBER 5, 2024

Speaking to Reuters , a senior US official said the attack telecommunications infrastructure was broad and that the hacking was still ongoing. Protect your social media accounts by using Malwarebytes Identity Theft Protection.

Encryption 139

Encryption Identity Theft Media Telecommunications 139

Malwarebytes

DECEMBER 11, 2022

Researchers have uncovered a new campaign by hacking group MuddyWater, aka Static Kitten, in which a legitimate remote access tool is sent to targets from a compromised email account. Compromised accounts. Compromised email accounts can be bought on Dark Web markets for a relatively low fee (price range is $8-$25).

Accountability 84

Accountability Hacking Telecommunications Government 84

Heimadal Security

JANUARY 20, 2023

T-Mobile announced a new data breach after a threat actor used one of its Application Programming Interfaces to steal personal data from 37 million active postpaid and prepaid customer accounts (APIs).

Data breaches 98

Data breaches Mobile Telecommunications Accountability 98

Security Affairs

JANUARY 7, 2024

The group targets government entities, Kurdish (political) groups like PKK, telecommunication, ISPs, IT-service providers (including security companies), NGO, and Media & Entertainment sectors; Over the years, the group enhanced its evasion capabilities. Enable 2FA on all externally exposed accounts.

Media 140

Media Accountability Telecommunications Government 140

The Last Watchdog

APRIL 13, 2022

The Russian government, military, and intelligence service may wish to achieve some operational effect, for example, disrupting the power grid or interfering with telecommunications infrastructure, which may be part of a larger war plan. Accounting for humans. Each of these organizations performs cyber operations for various reasons.

Cybersecurity 214

Cybersecurity Cybercrime Education Government 214

Malwarebytes

MARCH 19, 2024

A 42-year-old manager at an unnamed telecommunications company has admitted SIM swapping customers at his store. Armed with an email and password—which are easily bought online— and the 2FA code, an attacker could take over the victim’s online accounts. Contact the account provider if you find you no longer have access yourself.

Social Engineering 141

Social Engineering Computers and Electronics Mobile Identity Theft 141

Security Affairs

OCTOBER 7, 2024

Telecommunications giant Comcast is notifying approximately 238,000 customers impacted by the Financial Business and Consumer Solutions (FBCS) data breach. According to the agency, compromised information may include names, dates of birth, Social Security numbers, and account information. Later, the company determined that over 4.25

Data breaches 131

Data breaches Telecommunications Ransomware Accountability 131

Tech Republic Security

JULY 12, 2024

Businesses and individuals with AT&T accounts from May 1, 2022 to October 31, 2022 and on January 2, 2023 will be notified if their data was affected.

Hacking 192

Hacking Accountability Big data Telecommunications 192

Security Boulevard

APRIL 12, 2023

The utility of telecommunications services is often taken for granted. Customers now expect connectivity at the touch of a finger, while also demanding increased account and data security. Whether it’s for personal use or for a business, these services have become ubiquitous—and more important than ever before in our daily lives.

Telecommunications 98

Telecommunications Accountability 98

Krebs on Security

MARCH 5, 2021

By all accounts, rooting out these intruders is going to require an unprecedented and urgent nationwide clean-up effort. organizations, including banks, credit unions, non-profits, telecommunications providers, public utilities and police, fire and rescue units.

Hacking 364

Hacking Software Government Internet 364