Security Affairs

JUNE 4, 2024

The RansomHub ransomware group added the American telecommunications company Frontier Comunications to the list of victims on its Tor leak site. The RansomHub ransomware group claimed to have stolen the information of over 2 million customers from the American telecommunications company Frontier Communications.

Telecommunications 135

Telecommunications Hacking Data breaches Cybercrime 135

Security Affairs

NOVEMBER 10, 2024

US CFPB warns employees to avoid work-related mobile calls and texts following China-linked Salt Typhoon hack over security concerns. Do NOT conduct CFPB work using mobile voice calls or text messages,” reads the email sent to the employees referencing a recent government statement acknowledging the telecommunications infrastructure attack.

Hacking 132

Hacking Internet Internet Malware 132

Schneier on Security

DECEMBER 15, 2020

The press is reporting a massive hack of US government networks by sophisticated Russian hackers. Officials said a hunt was on to determine if other parts of the government had been affected by what looked to be one of the most sophisticated, and perhaps among the largest, attacks on federal systems in the past five years.

Government 296

Government Hacking Telecommunications Education 296

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. Recently, many cybercriminals have been creating profiles shortly before sharing information about hacks, attacks, or data leaks in France.” Free S.A.S.

Cyber Attacks 127

Cyber Attacks Telecommunications Data breaches Banking 127

Security Affairs

JUNE 27, 2022

The Ukrainian CERT-UA warns of attacks against Ukrainian telecommunications operators involving the DarkCrystal RAT. The Governmental Computer Emergency Response Team of Ukraine (CERT-UA) is warning of a malware campaign targeting Ukrainian telecommunications operators with the DarkCrystal RAT. SecurityAffairs – hacking, RAT).

Telecommunications 142

Telecommunications Malware Media Passwords 142

Security Affairs

OCTOBER 2, 2023

The European Telecommunications Standards Institute (ETSI) disclosed a data breach, threat actors had access to a database of its users. Threat actors stole a database containing the list of users of the portal of the European Telecommunications Standards Institute ( ETSI ).

Telecommunications 138

Telecommunications Data breaches Technology Passwords 138

Krebs on Security

MARCH 5, 2021

In each incident, the intruders have left behind a “web shell,” an easy-to-use, password-protected hacking tool that can be accessed over the Internet from any browser. organizations, including banks, credit unions, non-profits, telecommunications providers, public utilities and police, fire and rescue units.

Hacking 364

Hacking Software Government Internet 364

Schneier on Security

JULY 9, 2019

Original report : Based on the data available to us, Operation Soft Cell has been active since at least 2012, though some evidence suggests even earlier activity by the threat actor against telecommunications providers. The attack was aiming to obtain CDR records of a large telecommunications provider.

Hacking 275

Hacking Telecommunications Malware Passwords 275

Security Affairs

OCTOBER 17, 2023

Russia-linked APT group Sandworm has hacked eleven telecommunication service providers in Ukraine between since May 2023. According to public sources, the threat actors targeted ICS of at least 11 Ukrainian telecommunications providers leading to the disruption of their services. ” reads the advisory.

Telecommunications 135

Telecommunications Authentication Data collection Passwords 135

Security Affairs

NOVEMBER 18, 2024

T-Mobile confirmed being a victim of recent hacking campaigns linked to China-based threat actors targeting telecom companies. T-Mobile confirms it was hacked as part of a long-running cyber espionage campaign targeting Telco companies. The Chinese APT focuses on government entities and telecommunications companies in Southeast Asia.

Mobile 114

Mobile Telecommunications Data breaches Hacking 114

Heimadal Security

MAY 3, 2022

Moshen Dragon is a strong hacking organization that has the capacity to change its strategy based on the kind of defenses they are encountering. The post Hacking Group Moshen Dragon Targets Asian Telecommunication Companies appeared first on Heimdal Security Blog. What Happened? What Happened? In […].

Telecommunications 105

Telecommunications Hacking Antivirus Passwords 105

Schneier on Security

JANUARY 24, 2020

Motherboard obtained and published the technical report on the hack of Jeff Bezos's phone, which is being attributed to Saudi Arabia, specifically to Crown Prince Mohammed bin Salman.investigators set up a secure lab to examine the phone and its artifacts and spent two days poring over the device but were unable to find any malware on it.

Hacking 269

Hacking Backups Spyware Encryption 269

Security Affairs

DECEMBER 4, 2024

British multinational telecommunications holding company BT Group (formerly British Telecom) announced it has shut down some of its servers following a Black Basta ransomware attack. Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs – hacking, ransomware)

Ransomware 127

Ransomware Telecommunications Healthcare Insurance 127

Security Affairs

MARCH 27, 2025

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

Hacking 79

Hacking Telecommunications Data breaches Internet 79

Security Affairs

APRIL 26, 2025

African multinational telecommunications company MTN Group disclosed a data breach that exposed subscribers’ personal information. MTN Group Limited is a South African multinational telecommunications company headquartered in Johannesburg.

Data breaches 107

Data breaches Telecommunications Financial Services Mobile 107

Security Affairs

DECEMBER 4, 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.” reads the report published by the telecommunications company. “To ” reads the joint advisory.

Telecommunications 114

Telecommunications Government Mobile Cyber threats 114

Security Affairs

NOVEMBER 14, 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.” ” reads the joint statement issued by CISA and FBI. law enforcement requests pursuant to court orders.

Government 112

Government Telecommunications Surveillance Risk 112

Security Affairs

JANUARY 18, 2025

telecommunication and internet service providers. The US Treasurys OFAC also sanctionedYin Kecheng, a Shanghai-based cyber actor who was involved with the recent hack of the Department of the Treasury’s network. for its involvement in the activities of the Salt Typhoon APT group, which recently compromised multiple U.S.

Cybersecurity 121

Cybersecurity Telecommunications Government Healthcare 121

Security Affairs

MARCH 24, 2023

Researchers reported that China-linked hackers targeted telecommunication providers in the Middle East in the first quarter of 2023. In the first quarter of 2023, SentinelLabs researchers spotted the initial phases of attacks against telecommunication providers in the Middle East. ” reads the report published by SentinelLabs.

Telecommunications 98

Telecommunications Malware Mobile Internet 98

The Hacker News

NOVEMBER 26, 2024

The China-linked threat actor known as Earth Estries has been observed using a previously undocumented backdoor called GHOSTSPIDER as part of its attacks targeting Southeast Asian telecommunications companies.

Hacking 133

Hacking Telecommunications Malware 133

Security Affairs

NOVEMBER 14, 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.” ” reads the joint statement issued by CISA and FBI. law enforcement requests pursuant to court orders.

Government 114

Government Telecommunications Surveillance Risk 114

Security Affairs

JANUARY 27, 2025

UK telecommunications firm TalkTalk disclosed a data breach after a threat actor announced the hack on a cybercrime forum. UK telecommunications company TalkTalk confirmed a data breach after a threat actor claimed responsibility for the cyber attack on a cybercrime forum and offered for sale alleged customer data.

Data breaches 71

Data breaches Telecommunications Cybercrime Hacking 71

Security Affairs

NOVEMBER 28, 2024

“Like the entire telecommunications industry, T-Mobile has been closely monitoring ongoing reports about a series of highly coordinated cyberattacks by bad actors known as “Salt Typhoon” that are reported to be linked to Chinese state-sponsored operations. ” reads the report published by the telecommunications company.

Mobile 117

Mobile Telecommunications Government Internet 117

Schneier on Security

SEPTEMBER 19, 2024

Those devices were used to help infiltrate sensitive networks related to universities, government agencies, telecommunications providers, and media organizations… The botnet was launched in mid-2021, according to the FBI, and infected roughly 260,000 devices as of June 2024.

Telecommunications 302

Telecommunications Media Malware Internet 302

Security Affairs

MAY 1, 2025

The financially-motivated group targeted organizations in the media, tourism, finance, insurance, manufacturing, energy, telecommunications, biotechnology and retail sectors. ” Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs hacking,malware)

Malware 87

Malware Phishing Telecommunications Retail 87

Security Affairs

FEBRUARY 25, 2025

The group serves various sectors, including finance, government, healthcare, and telecommunications. Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs hacking, NKTsKI ) designated military-industrial base entities such as Rostec and United Aircraft Corporation.”

Telecommunications 102

Telecommunications Software Technology Healthcare 102

Heimadal Security

APRIL 1, 2022

In addition to the government, military, banking, and telecommunications sectors, Deep Panda is a suspected Chinese threat organization that has been known to target a wide range of businesses. The post Deep Panda Hacking Group Is Targeting VMware Horizon Servers appeared first on Heimdal Security Blog.

Hacking 124

Hacking Telecommunications Healthcare Banking 124

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. The state-sponsored actor behind the attack is an Advanced Persistent Threat (APT) group known as Salt Typhoon, believed to be tied to the People’s Republic of China (PRC).

Encryption 143

Encryption Identity Theft Media Telecommunications 143

Security Affairs

APRIL 11, 2020

San Francisco International Airport (SFO) disclosed a data breach, its websites SFOConnect.com and SFOConstruction.com were hacked last month. SecurityAffairs – hacking, data breach). The post SFO discloses data breach following the hack of 2 of its websites appeared first on Security Affairs. Pierluigi Paganini.

Data breaches 145

Data breaches Hacking Telecommunications Advertising 145

Security Affairs

JANUARY 18, 2025

telecommunication and internet service providers. The US Treasurys OFAC also sanctionedYin Kecheng, a Shanghai-based cyber actor who was involved with the recent hack of the Department of the Treasury’s network. for its involvement in the activities of the Salt Typhoon APT group, which recently compromised multiple U.S.

Cybersecurity 98

Cybersecurity Telecommunications Government Healthcare 98

Schneier on Security

OCTOBER 9, 2019

Investigators say the platforms it hosted included "Cannabis Road," a drug-dealing portal; the "Wall Street Market," which was one of the world's largest online criminal marketplaces for drugs, hacking tools and financial-theft wares until it was taken down earlier this year; and sites such as "Orange Chemicals" that dealt in synthetic drugs.

Telecommunications 253

Telecommunications Marketing Hacking 253

Security Affairs

OCTOBER 20, 2021

China-linked cyberespionage group LightBasin hacked mobile telephone networks around the world and used specialized tools to access calling records. CrowdStrike researchers reported that at least 13 telecommunication companies were compromised by since 2019. ” reads the report published by Crowdstrike.

Telecommunications 138

Telecommunications Mobile Hacking Architecture 138

Security Affairs

MAY 9, 2025

” In April 2025, the South African multinational telecommunications company MTN Group Limited disclosed a data breach that exposed subscribers personal information, it added that the incident did not impact the core network, billing systems and financial services infrastructure.

Cyber Attacks 112

Cyber Attacks Data breaches Telecommunications Mobile 112

Security Affairs

FEBRUARY 16, 2025

Storm-2372s targets during this time have included government, non-governmental organizations (NGOs), information technology (IT) services and technology, defense, telecommunications, health, higher education, and energy/oil and gas in Europe, North America, Africa, and the Middle East.”

Phishing 116

Phishing Authentication Telecommunications Accountability 116

Security Affairs

NOVEMBER 17, 2024

Agency Warns Employees About Phone Use Amid Ongoing China Hack APT Actors Embed Malware within macOS Flutter Applications The Botnet is Back: SSC STRIKE Team Uncovers a Renewed Cyber Threat Iranian “Dream Job” Campaign 11.24

Cryptocurrency 112

Cryptocurrency Malware Hacking Ransomware 112

Security Affairs

MARCH 20, 2025

Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs hacking,Ukraine) The malspam messages had the topic Free primary legal aid use a password-protected attachment Algorithm of actions of members of the family of a missing serviceman LegalAid.rar.

Computers and Electronics 109

Computers and Electronics Telecommunications Malware Surveillance 109

Krebs on Security

FEBRUARY 19, 2020

Iranian hackers recently have been blamed for hacking VPN servers around the world in a bid to plant backdoors in large corporate networks. As the Citrix hack shows, if you don’t know you should probably check, and then act on the results accordingly. 28, 2018, a claim Citrix initially denied but later acknowledged.

VPN 363

VPN Passwords Software Telecommunications 363