Krebs on Security

NOVEMBER 5, 2024

At the end of 2023, malicious hackers learned that many large companies had uploaded huge volumes of sensitive customer data to Snowflake accounts that were protected with little more than a username and password (no multi-factor authentication required). “The rest is just ransom.” CRACKDOWN ON HARM GROUPS?

Cybercrime 274

Cybercrime Mobile Media Hacking 274

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 94

Telecommunications DNS Media Internet 94

Security Boulevard

JANUARY 15, 2024

Isn’t it fascinating that the most expensive consequence of a cyber attack is information loss, which accounts for 43 percent of the overall costs incurred? The region which includes […] The post Cyber Attack on Telecommunications Company appeared first on Kratikal Blogs.

Telecommunications 72

Telecommunications Cyber Attacks Internet Internet 72

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 357

Accountability Mobile Banking Passwords 357

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.

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Mobile Wireless Advertising Accountability 316

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 363

VPN Passwords Software Telecommunications 363

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 304

Social Engineering Telecommunications Data privacy Engineering 304

The Hacker News

FEBRUARY 14, 2025

The attacks have targeted government, non-governmental organizations (NGOs), information technology (IT) services and technology, defense, telecommunications, health, higher education, and energy/oil and gas

Telecommunications 116

Telecommunications Accountability Phishing Education 116

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 98

Wireless Accountability Telecommunications Cybersecurity 98

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 104

Accountability Identity Theft Telecommunications Data breaches 104

Security Affairs

MARCH 27, 2025

Arkana Security, a new ransomware group, claims to have breached the telecommunications provider WideOpenWest (WOW!). is a US-based telecommunications company that provides broadband internet, cable TV, and phone services. million accounts. The new ransomware group Arkana Security claims to have hacked US telecom provider WOW!,

Hacking 76

Hacking Telecommunications Data breaches Internet 76

Security Affairs

NOVEMBER 25, 2024

Yang faces charges for illegal telecommunications operations, with investigations ongoing to uncover his network and mastermind Thai police issued warrants for 24 suspects, including 9 foreigners and 15 Thais. The suspects were charged with fraud, money laundering, and operating as money mule account holders.

Mobile 123

Mobile Scams Technology Telecommunications 123

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

Security Affairs

MARCH 24, 2025

China-linked APT Weaver Ant infiltrated the network of a telecommunications services provider for over four years. During a forensic investigation, Sygnia researchers observed multiple alerts that revealed a re-enabled threat actor account by a service account from an unidentified server.

Telecommunications 65

Telecommunications Encryption Accountability Firewall 65

Krebs on Security

SEPTEMBER 1, 2023

is overseen by the National Telecommunications and Information Administration (NTIA), an executive branch agency of the U.S. ” Dean Marks is executive director and legal counsel for a group called the Coalition for Online Accountability , which has been critical of the NTIA’s stewardship of.US. US phishing domains.US

Phishing 290

Phishing Telecommunications Government DNS 290

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 327

Phishing Telecommunications Malware Scams 327

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 133

Mobile Data breaches Telecommunications Accountability 133

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 Accountability 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

Security Boulevard

MARCH 24, 2025

While MFA is primarily a security feature, its primary privacy benefit is adding another layer of security to prevent unauthorized access to information contained in particular important or sensitive accounts. Specifically, it was fetching account icons and defaulted to opening password reset pages over HTTP.

Surveillance 75

Surveillance Telecommunications Malware Data breaches 75

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 103

Accountability VPN Social Engineering Hacking 103

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.

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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

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.

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CISO Encryption Telecommunications Financial Services 310

SecureWorld News

FEBRUARY 19, 2025

telecommunications providers , including AT&T, Verizon, and Lumen Technologies. sanctions, Insikt Group expects Salt Typhoon to continue targeting telecommunications providers in the U.S. Chinese cyber espionage group Salt Typhoon has made headlines in the last year, breaching major U.S. Despite significant media coverage and U.S.

Telecommunications 64

Telecommunications Internet Internet Technology 64

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.

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Phishing VPN Social Engineering Media 363

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.

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Hacking Backups Spyware Encryption 269

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 216

Banking Accountability Mobile Media 216

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 98

Accountability Hacking Telecommunications Government 98

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.

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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

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

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Data breaches Telecommunications Banking Mobile 131

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

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 105

Data breaches Mobile Telecommunications Accountability 105

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 143

Mobile Data breaches Telecommunications Passwords 143

The Hacker News

OCTOBER 5, 2022

Australia's largest telecommunications company Telstra disclosed that it was the victim of a data breach through a third-party, nearly two weeks after Optus reported a breach of its own. And no customer account data was involved."

Data breaches 109

Data breaches Telecommunications Accountability Information Security 109

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.

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Cybersecurity Cybercrime Education Government 214