Adam Shostack

JANUARY 2, 2025

I explained that Microsoft could fix ransomware tomorrow, and was surprised that the otherwise well-informed people I was speaking to hadn't heard about this approach. Ransomware works by going through files, one by one, and replacing their content with an encrypted version. Microsoft should rate-limit the CreateFile() API.

Ransomware 246

Ransomware Encryption Software 246

Security Affairs

JANUARY 15, 2025

The ransomware group Codefinger is using compromised AWS keys to encrypt S3 bucket data using SSE-C, Halcyon researchers warn. The ransomware group Codefinger has been spotted using compromised AWS keys to encrypt data in S3 buckets. The ransomware group Codefinger utilizes an AES-256 encryption key they generate and store locally.

Encryption 117

Encryption Ransomware Authentication Accountability 117

Security Affairs

JANUARY 5, 2025

TIM.exe then loads a malicious launcher DLL libcurl.dll whichwilldecrypt and load the PLAYFULGHOST payload from an encrypted file named Debug.log.” . “Then, the LNK file launches QQLaunch.exe , a legitimate binary from Tencent QQ, which launches another legitimate binary TIM.exe which is a renamed version of the program CURL.

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Malware Encryption Phishing Hacking 129

SecureWorld News

DECEMBER 8, 2024

Recent progress has sparked discussions, but current capabilities are still far from threatening encryption standards like 2048-bit RSA. It is essential to understand the risks posed by quantum computing, as future advancements could compromise today's encrypted data, opening new opportunities for threat actors.

Encryption 118

Encryption Firewall Education Firmware 118

Security Affairs

NOVEMBER 13, 2024

Bitdefender released a decryptor for the ShrinkLocker ransomware, which modifies BitLocker configurations to encrypt a system’s drives. Unlike modern ransomware it doesn’t rely on sophisticated encryption algorithms and modifies BitLocker configurations to encrypt a system’s drives.

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Ransomware Encryption Passwords Backups 122

Troy Hunt

NOVEMBER 13, 2024

I am interested in finding how my information ended up in your database. That last one seems perfectly reasonable, and fortunately, DemandScience does have a link on their website to Do Not Sell My Information : Dammit! So, he asked them: I seem to have found my email in your data breach. If, like me, you're part of the 99.5%

Data breaches 327

Data breaches Passwords B2B Technology 327

Schneier on Security

FEBRUARY 13, 2025

For example, the Treasury Department systems contain the technical blueprints for how the federal government moves money, while the Office of Personnel Management (OPM) network contains information on who and what organizations the government employs and contracts with.

Government 363

Government Artificial Intelligence Banking Software 363

Schneier on Security

OCTOBER 20, 2022

Long and interesting interview with Signal’s new president, Meredith Whittaker: WhatsApp uses the Signal encryption protocol to provide encryption for its messages. It doesn’t have your profile information and it has introduced group encryption protections. Signal knows nothing about who you are.

Encryption 67

Encryption 67

Security Affairs

NOVEMBER 18, 2024

A ransomware attack on Great Plains Regional Medical Center compromised personal data of 133,000 individuals, exposing sensitive information. The healthcare center discovered that a threat actor accessed and encrypted files on their systems between September 5, 2024 and September 8, 2024. .

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Ransomware Insurance Encryption Healthcare 124

Schneier on Security

NOVEMBER 22, 2023

Instead of relying on Apple to verify the other person’s identity using information stored securely on Apple’s servers, you and the other party read a short verification code to each other, either in person or on a phone call.

Authentication 340

Authentication Encryption Accountability 340

Security Affairs

DECEMBER 3, 2024

The threat actors had access to the company’s information technology systems and encrypted some of its data files. The preliminary investigation has revealed that a threat actor illegally accessed the Company’s information technology (“IT”) system and encrypted some of its data files.”

Ransomware 118

Ransomware Encryption Technology Cybersecurity 118

Daniel Miessler

DECEMBER 24, 2022

If you follow Information Security at all you are surely aware of the LastPass breach situation. After initiating an immediate investigation, we have seen no evidence that this incident involved any access to customer data or encrypted password vaults.

Password Management 364

Password Management Passwords Encryption Backups 364

Centraleyes

APRIL 10, 2025

If your organization handles sensitive financial information, you must implement security measures that fulfill the Payment Card Industry Data Security Standard (PCI DSS) requirements. The most commonly used methods for securing cardholder data are tokenization and encryption. What Is Encryption? What Is Tokenization?

Encryption 52

Encryption Data breaches Risk Retail 52

Security Affairs

JANUARY 3, 2025

Over 3 million POP3 and IMAP mail servers lack TLS encryption, exposing them to network sniffing attacks. million POP3 and IMAP mail servers lack TLS encryption, exposing them to network sniffing attacks. ShadowServer researchers reported that around 3.3 We see around 3.3M It's time to retire those!

Encryption 71

Encryption Passwords Internet Internet 71

Joseph Steinberg

APRIL 7, 2025

And, of course, all versions of Cybersecurity For Dummies also help guide people to recovering in the event that their computers, phones, or information has already been compromised.

Cybersecurity 187

Cybersecurity Artificial Intelligence Backups Encryption 187

The Last Watchdog

MARCH 24, 2025

Quantum computings ability to break todays encryption may still be years awaybut security leaders cant afford to wait. Related: Quantum standards come of age The real threat isnt just the eventual arrival of quantum decryptionits that nation-state actors are already stockpiling encrypted data in harvest now, decrypt later attacks.

Encryption 130

Encryption Financial Services Technology Risk 130

Krebs on Security

APRIL 11, 2024

On April 10, Sisense Chief Information Security Officer Sangram Dash told customers the company had been made aware of reports that “certain Sisense company information may have been made available on what we have been advised is a restricted access server (not generally available on the internet.)”

CISO 322

CISO Encryption Telecommunications Financial Services 322

Security Affairs

APRIL 25, 2025

. “On April 12, 2025, DaVita became aware of a ransomware incident affecting and encrypting certain on-premises systems. The group claimed the theft of 1510 GB of sensitive data, including patient records, insurance, and financial information. The DaVita network was encrypted by InterLock Ransomware.

Ransomware 99

Ransomware Encryption Insurance Marketing 99

Malwarebytes

NOVEMBER 27, 2024

The ransomware encrypted the lab results of 15 million Canadians, and personally identifiable information (PII) of 8.6 After noticing the attack, LifeLabs informed its customers and the Canadian privacy regulators, which immediately announced an investigation. million people was stolen.

Ransomware 126

Ransomware Healthcare Risk Encryption 126

Security Affairs

APRIL 7, 2025

These falsely obtained credentials enable cyber criminals to successfully mimic a real-world investigation by inducing platform operators to provide extremely sensitive information. FROM ACCOUNT THEFT TO A FULL-FLEDGED SERVICE: THE EVOLUTION OF THE MODEL The phenomenon has rapidly upgraded complexity, as detailed in the Meridian Group report.

Cybercrime 138

Cybercrime Social Engineering Accountability Government 138

SecureList

FEBRUARY 5, 2025

It encrypts data with AES-256 in CBC mode before sending and decrypts server responses with AES-128 in CBC mode. The process of sending data to “rust” consists of three stages: Data is encrypted with AES-256 in CBC mode using the same key as in the case of the “http” server.

Malware 143

Malware Encryption Mobile Cryptocurrency 143

Security Affairs

APRIL 13, 2025

Compromised data includes full names, contact details, ID numbers, banking information, drivers license numbers, medical records and passport details. The company engaged top cybersecurity and forensic experts, informed authorities, and is actively supporting affected stakeholders. The gang claimed the theft of 2 TB of data.

Data breaches 127

Data breaches Unstructured Data Identity Theft Healthcare 127

Malwarebytes

DECEMBER 6, 2024

The law enforcement investigation started in 2022 when investigators were able to track very specific information used by scammers to the specialized marketplace. A network of fake online shops set up to phish for payment information provided one of the sources of stolen data. Criminals are neither anonymous nor safe!

Marketing 116

Marketing Banking Encryption Phishing 116

Malwarebytes

JANUARY 6, 2025

This ransomware is known for employing double extortion tactics, which means they encrypt victims’ data while also threatening to release sensitive information unless a ransom is paid. And since the backups that were made by a third party turned out to be incomplete, they were also unable to inform affected patients.

Data breaches 145

Data breaches Ransomware Passwords Insurance 145

Security Affairs

APRIL 6, 2025

Oracle confirms a cloud data breach, quietly informing customers while downplaying the impact of the security breach. Oracle confirms a data breach and started informing customers while downplaying the impact of the incident. Oracle has since taken the server offline. “Oracle Corp.

Data breaches 125

Data breaches Encryption Hacking Passwords 125

Schneier on Security

NOVEMBER 15, 2022

Even messages shared via encrypted services like WhatsApp are vulnerable, according to POLITICO’s technical review of the application, and two of the outside experts. But it risks giving the Egyptian government permission to read users’ emails and messages.

Spyware 347

Spyware Technology Encryption Government 347

Security Affairs

MARCH 8, 2025

The Akira ransomware gang exploited an unsecured webcam to bypass EDR and launch encryption attacks on a victim’s network. The ransomware group used an unsecured webcam to encrypt systems within atarget’s network, bypassing Endpoint Detection and Response (EDR). Akira successfully encrypted files across the network.

Ransomware 129

Ransomware IoT Encryption Passwords 129

Joseph Steinberg

JULY 21, 2022

And, of course, all versions of CyberSecurity For Dummies will also help guide you in the event that your information has already been compromised. Step-by-step instructions on how to create data backups and implement strong encryption. ? Basic information that every aspiring cybersecurity professional needs to know.

Cybersecurity 363

Cybersecurity Artificial Intelligence Backups Encryption 363

Security Affairs

APRIL 30, 2025

The RAT supports advanced evasion techniques, including living-off-the-land ( LOTL ) tactics and encrypted command and control (C2) communications. opendnsapi.net), and uses IPFS to retrieve encrypted modules. Since mid-2022, theyve deployed RomCom via spear-phishing for espionage, lateral movement, and data theft.

Encryption 100

Encryption Ransomware Malware Phishing 100

Schneier on Security

NOVEMBER 1, 2022

The tools can slow their data connections to a crawl, break the encryption of phone calls, track the movements of individuals or large groups, and produce detailed metadata summaries of who spoke to whom, when, and where. Neither the CRA nor Iran’s mission to the United Nations responded to a requests for comment.).

Surveillance 362

Surveillance Telecommunications Mobile Encryption 362

Security Affairs

MARCH 10, 2025

Unlike other extortion group, the gang doesnt encrypt data, but focuses on data theft to speed up its activity. Loretto identified the impacted individuals and notified them by mail on March 15, 2023, offering guidance on protecting their information. Victims include AMD and Keralty. They shame non-payers by leaking data.

Hacking 116

Hacking Healthcare Backups Ransomware 116

eSecurity Planet

NOVEMBER 6, 2024

In a stunning blow to the city’s cybersecurity defenses, Columbus, Ohio, recently became the target of a massive cyberattack that exposed over half a million residents’ sensitive information. terabytes of sensitive information compromised, the breach affected approximately 500,000 residents, nearly 55% of the city’s population.

Ransomware 113

Ransomware Authentication Identity Theft Penetration Testing 113

SecureWorld News

MARCH 31, 2025

A critical business function, not just a checkbox "World Backup Day acts as a crucial reminder that data loss is inevitable, encouraging us to take proactive steps to protect our information," says Emilio Sepulveda , Manager of Information Security at Deepwatch.

Backups 91

Backups Mobile Encryption CISO 91

Schneier on Security

AUGUST 8, 2022

The idea is to standardize on both a public-key encryption and digital signature algorithm that is resistant to quantum computing, well before anyone builds a useful quantum computer. Fun fact: Those three algorithms were broken by the Center of Encryption and Information Security, part of the Israeli Defense Force.

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Encryption Architecture Engineering Information Security 362

Security Affairs

MAY 4, 2025

“The ransomware either encrypted data from victims computer networks or claimed to take that data from the networks. Black Kingdom ransomware was first spotted in late February 2020 by security researcher GrujaRS , the ransomware encrypts files and appends the.DEMON extension to filenames of the encrypted documents.

Ransomware 113

Ransomware Encryption VPN Malware 113

Security Affairs

NOVEMBER 4, 2024

The city added that the attack was successfully thwarted, and no systems were encrypted. TB of sensitive data, including employee credentials, a full dump of servers with emergency services applications of the city, access from city video cameras, and other sensitive information. Rhysida demanded 30 Bitcoin (about $1.9

Ransomware 114

Ransomware Identity Theft Data breaches Cyber threats 114

Tech Republic Security

FEBRUARY 26, 2025

Ransomware groups now steal, encrypt, and threaten to leak company data on the dark web, forcing victims to pay or risk exposing sensitive information.

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Ransomware Encryption Risk Artificial Intelligence 205