Schneier on Security

DECEMBER 10, 2021

A January 2021 FBI document outlines what types of data and metadata can be lawfully obtained by the FBI from messaging apps. End-to-end encrypted message content can be available if the user uploads it to an unencrypted backup server. Rolling Stone broke the story and it’s been written about elsewhere.

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Schneier on Security

JULY 22, 2021

If exploited, cyberattackers could bypass security products; install programs; view, change, encrypt or delete data; or create new accounts with more extensive user rights. The bug (CVE-2021-3438) has lurked in systems for 16 years, researchers at SentinelOne said, but was only uncovered this year. It carries an 8.8

Encryption 360

Encryption Accountability 360

SecureWorld News

FEBRUARY 20, 2025

Ghost ransomware actors, identified as operating from China, have been targeting unpatched systems and stolen credentials to infiltrate networks, encrypt data, and demand ransom payments. Prioritize fixing vulnerabilities exploited by Ghost, such as ProxyShell (CVE-2021-34473, CVE-2021-34523, CVE-2021-31207).

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Thales Cloud Protection & Licensing

NOVEMBER 2, 2021

Quantum Resistant Encryption – Are You Ready? Tue, 11/02/2021 - 09:10. . When functional quantum computing becomes available it is anticipated to make many current asymmetric encryption ciphers (RSA, Diffie-Hellman, ECC etc.) Learn more about Thales solutions for quantum resistant encryption. Encryption.

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Encryption Risk CISO Cybersecurity 156

SecureList

APRIL 18, 2022

Kaspersky experts have found a vulnerability in the Yanluowang encryption algorithm and created a free decryptor to help victims of this ransomware with recovering their files. Geography of the Yanluowang attacks, December 4th, 2021 – April 8th, 2022 ( download ). The encryption code for big files. Yanluowang description.

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SecureList

APRIL 18, 2022

Kaspersky experts have found a vulnerability in the Yanluowang encryption algorithm and created a free decryptor to help victims of this ransomware with recovering their files. Geography of the Yanluowang attacks, December 4th, 2021 – April 8th, 2022 ( download ). The encryption code for big files. Yanluowang description.

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Encryption Ransomware Backups VPN 144

eSecurity Planet

SEPTEMBER 22, 2022

To accelerate the ransomware encryption process and make it harder to detect, cybercriminal groups have begun using a new technique: intermittent encryption. Intermittent encryption allows the ransomware encryption malware to encrypt files partially or only encrypt parts of the files. Others are automated.

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Schneier on Security

APRIL 2, 2024

Anyone in possession of a predetermined encryption key could stash any code of their choice in an SSH login certificate, upload it, and execute it on the backdoored device. In theory, the code could allow for just about anything, including stealing encryption keys or installing malware. It was an incredibly complex backdoor.

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Social Engineering Engineering Software Encryption 352

Security Affairs

JULY 6, 2022

Hive ransomware operators have improved their file-encrypting module by migrating to Rust language and adopting a more sophisticated encryption method. According to a report published by blockchain analytics company Chainalysis, the Hive ransomware is one of the top 10 ransomware strains by revenue in 2021. key files.

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CSO Magazine

SEPTEMBER 9, 2022

Attackers were able to successfully encrypt files in more than half of the attacks. Of 422 retail IT professionals surveyed internationally, 77% said their organizations were hit by ransomware attacks in 2021. This is a 75% rise from 2020, the Sophos report noted. To read this article in full, please click here

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Security Affairs

MARCH 10, 2025

@chicagotribune @ABC7Chicago pic.twitter.com/bwRCHqCS9o — Dominic Alvieri (@AlvieriD) March 10, 2025 RansomHouse is a data extortion group that has been active since Dec 2021. Unlike other extortion group, the gang doesnt encrypt data, but focuses on data theft to speed up its activity. Victims include AMD and Keralty.

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The Last Watchdog

DECEMBER 2, 2021

As we’ve seen with major attacks like Kaseya and Colonial Pipeline, cybercriminals have continued to innovate, developing new tools and tactics to encrypt and exfiltrate data. Ransomware attacks have reached a record high this year, with nearly 250 attacks recorded to date and months to go. Related: Kaseya breach worsens supply chain worries.

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Joseph Steinberg

OCTOBER 21, 2022

Today, October 21, marks the first ever organized Global Encryption Day, dedicated to spreading awareness of the importance of utilizing encryption to protect sensitive information, both when it is in transit (e.g., online chat messages going over the Internet between you and your significant other) and when it is at rest (e.g.,

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eSecurity Planet

MARCH 24, 2025

The compromised database contains approximately 6 million lines of data, including critical assets such as JKS files, encrypted SSO passwords, key files, and enterprise manager JPS keys. (region-name).oraclecloud.com), oraclecloud.com), where sensitive single sign-on (SSO) and LDAP credentials were stored.

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Schneier on Security

FEBRUARY 11, 2022

The antivirus server was later encrypted in the attack). Under-resourced Information Security Managers were not performing their business as usual role (including a NIST-based cybersecurity review of systems) but were working on evaluating security controls for the COVID-19 vaccination system.

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Antivirus Hacking Ransomware CISO 354

Security Affairs

JUNE 20, 2024

A China-linked cyber espionage group has compromised telecom operators in an Asian country since at least 2021. The Symantec Threat Hunter Team reported that an alleged China-linked APT group has infiltrated several telecom operators in a single, unnamed, Asian country at least since 2021.

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Troy Hunt

NOVEMBER 13, 2024

One last comment: there was a story published earlier this year titled Our Investigation of the Pure Incubation Ventures Leak and in there they refer to "encrypted passwords" being present in the data.

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Bleeping Computer

JUNE 1, 2022

The duration of ransomware attacks in 2021 averaged 92.5 hours, measured from initial network access to payload deployment. In 2020, ransomware actors spent an average of 230 hours to complete their attacks and 1637.6 hours in 2019. [.].

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SecureWorld News

NOVEMBER 7, 2024

In 2021, for example, hackers attempted to manipulate the chemical levels in a Florida water treatment plant by breaching remote access systems. End-to-end encryption: Encrypt all data from sensors to controller. Change your encryption keys periodically to reduce the risk of keys being exposed.

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Tech Republic Security

SEPTEMBER 16, 2021

The free decryption tool will help victims restore their encrypted files from attacks made before July 13, 2021, says Bitdefender.

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Schneier on Security

JANUARY 13, 2022

Remember when the US and Australian police surreptitiously owned and operated the encrypted cell phone app ANOM? They arrested 800 people in 2021 based on that operation. New documents received by Motherboard show that over 100 of those phones were shipped to users in the US, far more than previously believed.

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Krebs on Security

JUNE 7, 2021

In the process of doing so, I encountered a small snag: The FSB’s website said in order to communicate with them securely, I needed to download and install an encryption and virtual private networking (VPN) appliance that is flagged by at least 20 antivirus products as malware. Federal Bureau of Investigation (FBI). Image: Wikipedia.

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SecureList

MARCH 12, 2024

Profile of participants and applications We collected the data from a sample of the application security assessment projects our team completed in 2021–2023. SQL Injection Most high-risk vulnerabilities in 2021–2023 were associated with SQL Injection. More than a third (39%) used the microservice architecture.

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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.

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SecureWorld News

JANUARY 16, 2025

These plans should include: Regular backups of critical data Disaster recovery exercises to test response readiness Colonial Pipeline attack (2021) One of the most significant incidents highlighting vulnerabilities in the oil and gas sector was the Colonial Pipeline ransomware attack in May 2021.

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Energy and Utilities IoT Artificial Intelligence Backups 107

Tech Republic Security

JULY 7, 2022

Since May of 2021, state-sponsored attackers have been deploying Maui ransomware in an attempt to encrypt sensitive records and disrupt services for vulnerable healthcare organizations. The post North Korean-sponsored ransomware attacks target US healthcare companies appeared first on TechRepublic.

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Healthcare Ransomware Encryption 168

Anton on Security

NOVEMBER 7, 2022

Previous posts in this series: Anton’s Security Blog Quarterly Q3 2022 Anton’s Security Blog Quarterly Q2 2022 Anton’s Security Blog Quarterly Q1 2022 Anton’s Security Blog Quarterly Q4 2021 Anton’s Security Blog Quarterly Q3 2021 Anton’s Security Blog Quarterly Q2 2021 Anton’s Security Blog Quarterly Q1 2021 Anton’s Security Blog Quarterly Q3.5

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Threat Detection Cloud Migration Encryption CISO 223

Krebs on Security

FEBRUARY 14, 2022

Later that same day, the @fuck_maze account posted a link to a Pastebin-like site that included working exploit code for a recently patched security hole in SonicWall VPN appliances ( CVE-2021-20028 ). On May 11, 2021, Babuk declared negotiations with the MPD had reached an impasse, and leaked 250 gigabytes worth of MPD data.

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Ransomware VPN Cybercrime Accountability 242

Krebs on Security

DECEMBER 13, 2021

The consulting firm PricewaterhouseCoopers recently published lessons learned from the disruptive and costly ransomware attack in May 2021 on Ireland’s public health system. Ireland’s Health Service Executive (HSE), which operates the country’s public health system, got hit with Conti ransomware on May 14, 2021.

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Healthcare Ransomware Antivirus Hacking 327

Anton on Security

MARCH 3, 2022

“A SOC Tried To Detect Threats in the Cloud … You Won’t Believe What Happened Next” Top 5 Cloud Security Podcast by Google episodes: Episode 1“Confidentially Speaking” Episode 2 “Data Security in the Cloud” Episode 8 “Zero Trust: Fast Forward from 2010 to 2021” Episode 27 “The Mysteries of Detection Engineering: Revealed!”

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Threat Detection Cloud Migration Encryption Engineering 189

Security Affairs

MARCH 13, 2025

“Medusa is a ransomware-as-a-service (RaaS) variant first identified in June 2021. Medusa operators leverage legitimate remote access tools like AnyDesk, Atera, and Splashtop, alongside RDP and PsExec, to move laterally and locate files for exfiltration and encryption. ” reads the joint advisory.

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Ransomware Encryption Cryptocurrency Insurance 68

Krebs on Security

OCTOBER 2, 2023

j/5551112222 Zoom has an option to include an encrypted passcode within a meeting invite link, which simplifies the process for attendees by eliminating the need to manually enter the passcode. And to illustrate the persistence of some of these Zoom links, Archive.org says several of the links were first created as far back as 2020 and 2021.

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Engineering Encryption Social Engineering Healthcare 310

Troy Hunt

MARCH 18, 2024

What it boils down to is in August 2021, someone with a proven history of breaching large organisations posted what they claimed were 70 million AT&T records to a popular hacking forum and asked for a very large amount of money should anyone wish to purchase the data.

Data breaches 353

Data breaches Encryption Identity Theft InfoSec 353

Anton on Security

AUGUST 19, 2022

Changes in 2022 and Beyond in Cloud Security” Episode 2 “Data Security in the Cloud” Episode 8 “Zero Trust: Fast Forward from 2010 to 2021” Episode 3 Automate and/or Die? Random fun new posts: “Detection as Code?

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Threat Detection Cloud Migration Encryption CISO 188

Krebs on Security

OCTOBER 31, 2021

. “Of the nineteen software suppliers with whom we engaged, seven used an outsourced platform for receiving vulnerability disclosures, six had dedicated web portals for vulnerability disclosures, four accepted disclosures via PGP-encrypted email, and two accepted disclosures only via non-PGP email.

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Software Information Security Encryption Government 364

The Last Watchdog

APRIL 21, 2021

From January through March 2021, TLS concealed 45 percent of the malware Sophos analysts observed circulating on the Internet; that’s double the rate – 23 percent – seen in early 2020, Dan Schiappa, Sophos’ chief product officer, told me in a briefing. How TLS works is that there is an encryption point and a decryption point.

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Malware Firewall Encryption Digital transformation 214

Krebs on Security

MARCH 4, 2021

At the top of a 35-page PDF leaked online is a private encryption key allegedly used by Maza administrators. 27, 2021, a monitoring system detected unauthorized secure shell access to the server and an attempt to dump network traffic. The database also includes ICQ numbers for many users. The administrator stated that on Feb.

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Cybercrime Hacking Passwords Accountability 363