Data Breach Today

SEPTEMBER 6, 2024

Also: AI's Role in Cybersecurity; New Fraud Prevention Rules In the latest weekly update, ISMG editors discussed the implications of the recent arrest of Telegram's CEO in Paris for encrypted messaging services, the transformative impact of artificial intelligence in cybersecurity, and the latest regulations designed to curb fraud in electronic payments. (..)

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Encryption Artificial Intelligence Cybersecurity 305

Data Breach Today

DECEMBER 3, 2024

Platform Used for Drugs, Arms trafficking, and Money Laundering French and Dutch police led the takedown of an encrypted messaging platform used in international drug and arms trafficking. Dutch police discovered the app, named Matrix, on the phone of a criminal convicted in 2021 of murdering a journalist.

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Encryption 261

Data Breach Today

MARCH 19, 2024

They highlight the need for proactive measures to protect digital assets from future breaches, deliver long-term data security and ensure the integrity of encryption. Expert Perspectives on Protecting Data and Developing Quantum-Safe Cryptography As quantum computing looms, experts emphasize the urgency of embracing quantum-safe strategies.

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Encryption Security 294

Security Affairs

FEBRUARY 4, 2025

Researchers from Google disclosed an improper signature verification vulnerability, tracked asCVE-2024-56161 (CVSS score of 7.2), in AMD’s Secure Encrypted Virtualization (SEV). AMD released security patches to fix a flaw that could bypass SEV protection, letting attackers load malicious microcode.

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Encryption Security Access Information Security 245

Collaboration 2.0

FEBRUARY 6, 2025

Quantum computers could soon break today's strongest encryption, putting sensitive data at risk. Let's dive deep into what this all means for telecommunications, security, AI, and our future.

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Encryption IT Risk Security 279

Collaboration 2.0

JANUARY 9, 2025

If you ever send emails that contain sensitive or private information, consider email encryption. Getting started is a lot easier than you'd expect.

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Encryption 263

eSecurity Planet

FEBRUARY 26, 2025

Explore the risks of popular apps and why switching to encrypted alternatives is crucial. The post US Officials Recommend Using Encrypted Apps for Messaging appeared first on eSecurity Planet. Take control of your data and protect your privacy before its too late!

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Encryption Privacy Cybersecurity Risk 105

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.” ” reads the report filed with SEC.

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Ransomware Encryption Cybersecurity Access 295

Collaboration 2.0

MARCH 14, 2025

Apple will add support for encrypted RCS messages in future updates to iOS, iPadOS, MacOS, and WatchOS.

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Encryption Privacy 212

Data Breach Today

OCTOBER 25, 2024

Rust-Based Ransomware Employs Aggressive Anti-Detection Tactics Operators of a Russian-speaking ransomware group launched a new encryptor with enhanced measures for defeating cyber defenders including wiping logs, disrupting backup systems and stopping decryption without insiders knowledge.

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Ransomware Encryption 279

Collaboration 2.0

FEBRUARY 25, 2025

The UK's demand for an encryption backdoor in iCloud, and Apple's response, have repercussions that go far beyond national borders, threatening user privacy and security worldwide.

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Encryption Privacy Security 213

Security Affairs

JANUARY 10, 2025

A version discovered by Check Point in September relied on Apple’s XProtect encryption algorithm for obfuscation, allowing it to evade antivirus detection until its source code leak in November. Elastic researchers noticed that regarding Safari, only the cookies are collected by the AppleScript script for the current version.

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Archiving Phishing Encryption Passwords 298

Security Affairs

OCTOBER 22, 2024

The security breach exposed low-sensitivity performance monitoring data, including customer usernames, account info, and encrypted internal credentials. A threat actor exploited a zero-day vulnerability in a non-Rackspace utility bundled with the ScienceLogic application. Rackspace helped ScienceLogic address this issue.

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IT Cybersecurity Encryption Cloud 304

Security Affairs

SEPTEMBER 2, 2024

ui : Displays real-time progress and statistics of the encryption process, such as the number of files encrypted. no_vm_ss : Encrypts files on ESXi hosts without shutting down running virtual machines, using the esxicli terminal and deleting snapshots. The ransomware uses a function called encrypt_file to handle file encryption.

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Ransomware Encryption Libraries IT 337

Security Affairs

JANUARY 24, 2025

The reverse shell issued a challenge by sending an encrypted string using a hard-coded certificate. When a magic packet was detected, the agent spawned a reverse shell to the IP address and port specified by the packet. If the remote user returned the correct string, they were granted a command shell; otherwise, the connection was closed.

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Encryption Access Security IT 300

Security Affairs

MAY 22, 2024

The authentication bypass vulnerability impacts GHES when using SAML single sign-on with encrypted assertions. “On instances that use SAML single sign-on (SSO) authentication with the optional encrypted assertions feature, an attacker could forge a SAML response to provision and/or gain access to a user with administrator privileges.”

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Authentication Encryption IT Compliance 338

Security Affairs

MARCH 24, 2025

” The group uses an ARCrypter ransomware variant, derived from Babuks leaked code , to encrypt files after infiltrating a network. Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs hacking, ransomware)

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Ransomware Manufacturing Paper Archiving 254

Security Affairs

NOVEMBER 26, 2024

The ZIP file is then XOR encrypted, base64 encoded, and sent via a POST request to a specified URL using the built-in cURL command. Banshee Stealer can also steal cryptocurrency from different wallets, including Exodus, Electrum, Coinomi, Guarda, Wasabi Wallet, Atomic and Ledger. concludes the report.

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Archiving Encryption Passwords IT 358

Security Affairs

NOVEMBER 19, 2023

Phobos variants are usually distributed by the SmokeLoader , but in 8Base campaigns, it has the ransomware component embedded in its encrypted payloads. 8base” file extension for encrypted documents, a circumstance that suggested a possible link to the 8Base group or the use of the same code-base for their ransomware.

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Ransomware Encryption Metadata Manufacturing 350

Security Affairs

JULY 9, 2024

Upon execution, an encryption key is generated by CryptGenRandom() function. The malicious code uses the key to initialize ChaCha20 symmetric key and subsequently encrypt files. Once a file is encrypted, the symmetric file key is encrypted by RSA-4096 and appended to the end of the file.

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Ransomware IT Encryption Passwords 317

Security Affairs

JANUARY 23, 2024

In early January, independent security research and consulting team SRLabs discovered a vulnerability in Black Basta ransomware’s encryption algorithm and exploited it to create a free decryptor. The ransomware employs encryption based on a ChaCha keystream, which is utilized to perform XOR operations on 64-byte-long chunks of the file.

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Encryption Ransomware Blockchain Insurance 357

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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File names Archiving Phishing Encryption 323

Security Affairs

JANUARY 2, 2024

A team of researchers released a suite of tools that could help victims to decrypt data encrypted with by the Black Basta ransomware. Independent security research and consulting team SRLabs discovered a vulnerability in Black Basta ransomware’s encryption algorithm and exploited it to create a free decryptor.

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Ransomware Encryption Blockchain Insurance 335

Security Affairs

APRIL 17, 2024

As such, the data the ransomware is able to encrypt is limited to files owned by the confluence user. It will of course succeed in encrypting the datastore for the Confluence application, which can store important information.” ” continues the report. 0” at startup and “/tmp/log.1”

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Ransomware Encryption Access IT 361

Security Affairs

APRIL 21, 2024

The Akira ransomware operators implement a double extortion model by exfiltrating victims’ data before encrypting it. Earlier versions of the ransomware were written in C++ and the malware added the.akira extension to the encrypted files. “Akira threat actors utilize a sophisticated hybrid encryption scheme to lock data.

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Ransomware Encryption Education Phishing 350

Data Breach Today

JUNE 18, 2024

Company Publishes Information on Double Key Encryption Under Regulatory Pressure Following a legal intervention made by the German federal cybersecurity agency, Microsoft has disclosed additional information on encryption measures it adopted to secure its customer data.

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Encryption Security Paper Cybersecurity 303

Security Affairs

NOVEMBER 12, 2024

The auto-reboot feature returns devices to a “Before First Unlock” restricting app access to encryption keys. The feature erases sensitive data from memory to prevent unauthorized extraction.

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Encryption Passwords Security Communications 317

Security Affairs

FEBRUARY 12, 2024

The experts exploited the vulnerability to reconstruct encryption keys and developed a decryptor that allows victims of the Rhysida ransomware to recover their encrypted data for free. Rhysida ransomware employed a secure random number generator to generate the encryption key and subsequently encrypt the data.

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Ransomware Encryption Paper Manufacturing 323

Data Breach Today

SEPTEMBER 30, 2024

Attackers Embrace Dating Sites and Encrypted Messaging Apps for Social Engineering Russian military and intelligence hacking teams continue to refine their Ukrainian targeting, lately shifting to online attacks designed to support and help Moscow's military operations succeed, including social engineering schemes launched via dating portals and encrypted (..)

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Military Encryption 309

Security Affairs

JUNE 6, 2024

TargetCompany has been active since June 2021 , once encrypted a file it adds.mallox,exploit,architek, or.brg extension to the filenames of encrypted files. The malware then enters “VM mode” to encrypt files with specific extensions. TXT” in all folders containing encrypted files. The malware appends the “.locked”

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Ransomware File names Encryption Communications 323

Security Affairs

FEBRUARY 24, 2024

Messaging services use classical public key cryptography, such as RSA, Elliptic Curve signatures, and Diffie-Hellman key exchange, to establish secure end-to-end encrypted connections between devices. However, researchers believe that a sufficiently powerful quantum computer could compromise of end-to-end encrypted communications.

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Encryption Communications Authentication Security 343

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.

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Encryption Financial Services Risk Libraries 130

Security Affairs

DECEMBER 1, 2023

The Turtle ransomware reads files into memory, encrypt them with AES (in CTR mode), rename the files, then overwrites the original contents of the files with the encrypted data. The malware adds the extension “ TURTLERANSv0 ” to the filenames of encrypted files. The binary also lacks of obfuscation.

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Ransomware Encryption Archiving Cybersecurity 351

Security Affairs

OCTOBER 15, 2024

To exploit this vulnerability, the attacker needed GitHub Enterprise Server’s encrypted assertions feature enabled, direct network access, and a signed SAML response or metadata document. “Please note that encrypted assertions are not enabled by default. The flaw affects all versions of Enterprise Server prior to 3.15 and 3.14.2.

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Metadata Encryption Phishing Authentication 311

WIRED Threat Level

OCTOBER 24, 2023

Stefan Thomas lost the password to an encrypted USB drive holding 7,002 bitcoins. One team of hackers believes they can unlock it—if they can get Thomas to let them.

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Encryption Passwords IT Blockchain 345

Security Affairs

OCTOBER 3, 2023

Like all ransomware, this is a type of malware that, once introduced into an organization, encrypts the data and then requires the victim to pay a ransom in order to decrypt it. Encrypted file structure ransomware BlackCat / ALPHV: [ORIGINAL_FILENAME].[ORIGINAL_extension].specific/different Black The LockBit 3.0 ORIGINAL_extension].specific/different

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Ransomware Encryption Access Cybersecurity 337