Krebs on Security

APRIL 30, 2025

Buchanan was arrested in Spain last year on a warrant from the FBI, which wanted him in connection with a series of SMS-based phishing attacks in the summer of 2022 that led to intrusions at Twilio, LastPass, DoorDash, Mailchimp, and many other tech firms. A Scattered Spider/0Ktapus SMS phishing lure sent to Twilio employees in 2022.

Identity Theft 198

Identity Theft Phishing Cryptocurrency Cybercrime 198

eSecurity Planet

NOVEMBER 6, 2024

Following a July 18 attack by the Rhysida ransomware group — believed to have Russian affiliations — Columbus is still reeling from the exposure of vast amounts of sensitive resident data. Cybersecurity awareness training helps staff recognize phishing scams , social engineering attempts, and other threats.

Ransomware 113

Ransomware Authentication Identity Theft Penetration Testing 113

Malwarebytes

APRIL 15, 2025

The car rental giants data was stolen in a ransomware attack leveraging a vulnerability in Cleo file sharing products. Enable two-factor authentication (2FA). Some forms of two-factor authentication (2FA) can be phished just as easily as a password. 2FA that relies on a FIDO2 device cant be phished. Take your time.

Data breaches 116

Data breaches Ransomware Passwords B2B 116

Security Affairs

MAY 24, 2025

law firms for 2 years using callback phishing and social engineering extortion tactics. law firms using phishing and social engineering. Linked to BazarCall campaigns, the group previously enabled Ryuk and Conti ransomware attacks. FBI warns Silent Ransom Group has targeted U.S. ” reads the alert issued by the FBI.

Social Engineering 117

Social Engineering Antivirus Phishing Engineering 117

Thales Cloud Protection & Licensing

MAY 7, 2025

Phishing-Resistant MFA: Why FIDO is Essential madhav Thu, 05/08/2025 - 04:47 Phishing attacks are one of the most pervasive and insidious threats, with businesses facing increasingly sophisticated and convincing attacks that exploit human error. High-profile breaches illustrate the devastating impact of credential-based attacks.

Phishing 71

Phishing Authentication Passwords Social Engineering 71

Malwarebytes

JANUARY 27, 2025

In May, UnitedHealth CEO Andrew Witty estimated that the ransomware attack compromised the data of a third of US individuals when he testified before the Senate Finance Committee on Capitol Hill. The ALPHV/BlackCat ransomware group claimed the initial attack. Enable two-factor authentication (2FA). Watch out for fake vendors.

Data breaches 135

Data breaches Healthcare Passwords Insurance 135

Malwarebytes

NOVEMBER 4, 2024

A ransomware attack against the City of Columbus, Ohio—which drew public scrutiny following the city government’s attempt to silence a researcher who told the public about the attack—has received a little more detail from an unexpected source: The Attorney General for the state of Maine. Enable two-factor authentication (2FA).

Data breaches 125

Data breaches Passwords Ransomware Phishing 125

Malwarebytes

MAY 1, 2025

Phishing In phishing scams, cybercriminals trick people and businesses into handing over sensitive information like credit card numbers or login details for vital online accounts. In phishing attacks, there never is a genuine problem with a users account, and there never is a real request for information from the company.

Small Business 101

Small Business Cybersecurity Passwords Scams 101

eSecurity Planet

MARCH 17, 2025

The Cybersecurity and Infrastructure Security Agency (CISA), in collaboration with the Federal Bureau of Investigation (FBI) and the Multi-State Information Sharing and Analysis Center (MS-ISAC), has released a joint cybersecurity advisory warning organizations about the escalating threat posed by the Medusa ransomware.

Ransomware 74

Ransomware Backups Firmware Insurance 74

Joseph Steinberg

NOVEMBER 15, 2021

There has likely not been a single hour during the last decade, for example, during which criminals did not carry out successful phishing-based attacks by exploiting the inherent lack of security within standard and ubiquitous email technology. And such issues are just the tip of the iceberg when it comes to email security.

Phishing 246

Phishing Artificial Intelligence Technology Scams 246

Security Affairs

MAY 13, 2024

Experts reported that since April, the Phorpiex botnet sent millions of phishing emails to spread LockBit Black ransomware. The ZIP archives contain a compressed executable payload that, if executed, will start the encryption process with LockBit Black ransomware. ” states the report published by the NJCCIC. 177 and 185[.]215[.]113[.]66.

Phishing 137

Phishing Ransomware Security Awareness Authentication 137

Malwarebytes

MARCH 17, 2025

The FBI warned specifically about that malware leading to ransomware attacks, but we’ve also seen similar sites that install browser hijackers, adware, and potentially unwanted programs (PUPs). Other passwords and session tokens that could allow the scammers to bypass multi-factor authentication (MFA). Email addresses.

Malware 142

Malware Adware Education Phishing 142

Krebs on Security

SEPTEMBER 27, 2023

The victim shaming site operated by the Snatch ransomware group is leaking data about its true online location and internal operations, as well as the Internet addresses of its visitors, KrebsOnSecurity has found. The victim shaming website for the Snatch ransomware gang. 226 , currently assigned to Matrix Telekom in Russia.

Ransomware 328

Ransomware Internet Internet Phishing 328

The Last Watchdog

NOVEMBER 29, 2022

A new development in phishing is the “nag attack.” This is how keyloggers and backdoors get implanted deep inside company networks, as well as how ransomware seeps in. The nag might be a spoofed multifactor authentication push or system error alert – a notification message that annoying repeats on a seemingly infinite loop.

Phishing 214

Phishing Social Engineering Scams Software 214

eSecurity Planet

FEBRUARY 24, 2025

Over 200,000 internal messages from the notorious ransomware group Black Basta have surfaced online exposing deep divisions, ransom negotiations, and internal dysfunction. Cybersecurity experts are now poring over the data, uncovering a rare inside look at how one of the most feared ransomware groups operates and potentially unravels.

Ransomware 67

Ransomware Phishing Healthcare Cryptocurrency 67

Malwarebytes

OCTOBER 25, 2024

The attack on Change Healthcare, which processes about 50% of US medical claims, was one of the worst ransomware attacks against American healthcare and caused widespread disruption in payments to doctors and health facilities. Enable two-factor authentication (2FA). 2FA that relies on a FIDO2 device can’t be phished.

Healthcare 130

Healthcare Data breaches Passwords Identity Theft 130

Security Affairs

NOVEMBER 3, 2024

Chinese threat actors use Quad7 botnet in password-spray attacks FBI arrested former Disney World employee for hacking computer menus and mislabeling allergy info Sophos details five years of China-linked threat actors’ activity targeting network devices worldwide PTZOptics cameras zero-days actively exploited in the wild New LightSpy spyware (..)

Cryptocurrency 113

Cryptocurrency Hacking Phishing Cyber Attacks 113

Security Affairs

MARCH 13, 2025

The Medusa ransomware operation hit over 300 organizations in critical infrastructure sectors in the United States until February 2025. The FBI, CISA, and MS-ISAC have issued a joint advisory detailing Medusa ransomware tactics, techniques, and indicators of compromise (IOCs) based on FBI investigations as recent as February 2025.

Ransomware 75

Ransomware Encryption Cryptocurrency Insurance 75

The Last Watchdog

FEBRUARY 4, 2025

This innovative approach empowers security teams to proactively protect against previously unseen risks, including the darknet exposures of identity and authentication data stolen about employees, consumers, and suppliers that have been beyond their visibility to date.

Cybercrime 124

Cybercrime Phishing Accountability Malware 124

The Last Watchdog

MAY 5, 2022

Ransomware? Well, the stats are even scarier with over 50% increase in ransomware attacks in 2021, compared to 2020. The media paid close attention to ransomware attacks last year, as they had a significant impact on Colonial Pipeline, the nation’s largest fuel distributor, and JBS, the nation’s largest meat distributor.

Ransomware 247

Ransomware Risk Internet Internet 247

Security Affairs

NOVEMBER 10, 2024

Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press.

Ransomware 121

Ransomware Cybercrime Phishing Banking 121

eSecurity Planet

OCTOBER 22, 2024

One of the most concerning tactics currently on the rise is the ClickFix campaign — a sophisticated phishing scheme targeting unsuspecting Google Meet users. ClickFix campaigns represent a new wave of phishing tactics that emerged in May 2024, aimed at exploiting users of popular software applications. What Are ClickFix Campaigns?

Scams 123

Scams Malware Phishing Social Engineering 123

SecureWorld News

JANUARY 16, 2025

A report from 2023 revealed that 67% of energy and utility companies faced ransomware attacks, with many incidents exploiting unpatched vulnerabilities. Multi-factor authentication (MFA): MFA ensures that access to critical systems is granted only after verifying user credentials through multiple channels.

Energy and Utilities 109

Energy and Utilities IoT Artificial Intelligence Backups 109

eSecurity Planet

OCTOBER 15, 2024

While American Water has not disclosed the exact method of attack, such incidents often involve tactics like ransomware or phishing , where hackers gain access to sensitive systems and either steal or encrypt data, demanding a ransom in return for restoring access.

Cybersecurity 133

Cybersecurity Penetration Testing Cyber threats Firewall 133

The Last Watchdog

DECEMBER 18, 2024

Our research reveals 69% of breaches are rooted in inadequate authentication and 78% of organizations have been targeted by identity-based attacks. AI-powered cryptocurrency attacks will automate phishing and exploit vulnerabilities. Organizations must automate cloud monitoring, fortify supply chains, and leverage AI defenses.

Risk 173

Risk Threat Detection Technology Phishing 173

Security Affairs

AUGUST 10, 2022

Cisco discloses a security breach, the Yanluowang ransomware group breached its corporate network in late May and stole internal data. Cisco disclosed a security breach, the Yanluowang ransomware group breached its corporate network in late May and stole internal data. yanluowang ransomware has posted #Cisco to its leaksite.

Ransomware 139

Ransomware Hacking VPN Phishing 139

eSecurity Planet

AUGUST 19, 2022

One new tactic hackers have been using is to steal cookies from current or recent web sessions to bypass multi-factor authentication (MFA). Even cloud infrastructures rely on cookies to authenticate their users. Browsers allow users to maintain authentication, remember passwords and autofill forms. How Hackers Steal Cookies.

Authentication 142

Authentication Password Management Passwords Malware 142

SecureWorld News

APRIL 23, 2025

As the report starkly states: "The three primary ways in which attackers access an organization are stolen credentials, phishing and exploitation of vulnerabilitiesacross every single industry." Phishing accounted for nearly 25% of all breaches. Public Sector: DoS attacks and ransomware remain major concerns. Speed matters.

Ransomware 102

Ransomware CISO Backups Risk 102

eSecurity Planet

DECEMBER 4, 2024

With cyberattacks on operating systems, applications, and networks becoming more sophisticated, the tech giant formulated a strategy to enhance the protection of Windows systems, focusing strongly on phishing attacks. During the Ignite 2024 conference, Microsoft announced the Windows Resiliency Initiative to address these security concerns.

Encryption 107

Encryption Phishing Authentication Passwords 107

SecureWorld News

FEBRUARY 10, 2025

According to Charlie Madere of digital impersonation protection firm Memcyco, such attacks involve the use of phishing websites impersonating companies' websites. The dark web has a lot to do with the rise in frequency of ransomware attacks, as advanced payloads and tools are readily available.

DDOS 70

DDOS Ransomware Authentication Phishing 70

Digital Shadows

MARCH 17, 2025

This bypasses security barriers entirely, giving adversaries a direct path to infiltrate networks, steal data, and deploy ransomware undetected. Notably, 64% of VPN vulnerabilities are directly linked to ransomware campaigns, demonstrating how cybercriminals quickly monetize stolen credentials for profit.

VPN 133

VPN Authentication Ransomware Risk 133

Malwarebytes

OCTOBER 4, 2023

On September 25, newcomer ransomware group RansomedVC claimed to have successfully compromised the computer systems of entertainment giant Sony. It looks as if this is fall-out from the attack on Sony that was claimed by the Cl0p ransomware gang in June. How to avoid ransomware Block common forms of entry. Prevent intrusions.

Ransomware 140

Ransomware Data breaches Passwords Backups 140

CyberSecurity Insiders

OCTOBER 13, 2021

Every year, ransomware evolves to become a greater threat to the security of organizations. In 2020, ransomware attacks grew by 150%, and are growing even faster in 2021 , and with costs to repair the damage they cause in the millions of dollars, many organizations are desperate for solutions. Effects of Ransomware.

Ransomware 144

Ransomware Passwords Authentication Encryption 144

IT Security Guru

FEBRUARY 25, 2025

A prime example is multi-factor authentication (MFA), a security process that requires users to verify their identity in two or more ways, such as a password, a code sent to their phone, or a fingerprint. Lateral Movement: Once inside, crooks may escalate privileges, exfiltrate sensitive data, or deploy ransomware and other malicious tools.

Social Engineering 118

Social Engineering Authentication Risk Accountability 118

Adam Levin

MARCH 17, 2022

Unfortunately, brackets create opportunities for a wide array of phishing and hacking campaigns, particularly in workplaces where a lot of brackets are distributed. Sensitive information including passwords and financial information can be exfiltrated and ransomware can be deployed to block access to critical data.

Cyber threats 229

Cyber threats Phishing Passwords Malware 229

CSO Magazine

FEBRUARY 28, 2023

While phishing , business email compromise (BEC) , and ransomware still rank among the most popular cyberattack techniques, a mix of new-breed attacks is gaining steam, according to a new report from cybersecurity and compliance company Proofpoint.

Ransomware 123

Ransomware Phishing Authentication Cybersecurity 123

Security Affairs

NOVEMBER 25, 2023

The Rhysida ransomware group claimed to have hacked the Chinese state-owned energy conglomerate China Energy Engineering Corporation. The Rhysida ransomware gang added the China Energy Engineering Corporation to the list of victims on its Tor leak site. The Rhysida ransomware operators plan to sell the stolen data to a single buyer.

Ransomware 144

Ransomware Hacking Engineering Manufacturing 144