Security Affairs

MARCH 18, 2019

UK intelligence agency GCHQ released emulators for World War II cipher machines (Enigma, Typex and The Bombe) that can be executed in the encryption app CyberChef. Security Affairs – GCHQ , CyberChef ). The post GCHQ implements World War II cipher machines in encryption app CyberChef appeared first on Security Affairs.

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Security Affairs

APRIL 4, 2023

A new ransomware strain named Rorschach ransomware supports the fastest file-encrypting routine observed to date. The researchers conducted five separate encryption speed tests in a controlled environment (with 6 CPUs, 8192MB RAM, SSD, and 220000 files to be encrypted), limited to local drive encryption only.

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Security Affairs

SEPTEMBER 20, 2020

Every week the best security articles from Security Affairs free for you in your email box. The post Security Affairs newsletter Round 282 appeared first on Security Affairs. A new round of the weekly SecurityAffairs newsletter arrived! Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Security Affairs

MARCH 1, 2020

The best news of the week with Security Affairs. Google sued by New Mexico attorney general for collecting student data through its Education Platform. European Commission has chosen the Signal app to secure its communications. Kr00k Wi-Fi Encryption flaw affects more than a billion devices. Pierluigi Paganini.

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Security Affairs

NOVEMBER 19, 2024

Ptitsyn reportedly sold the ransomware on darknet forums under aliases like “derxan” and “zimmermanx,” enabling other criminals to encrypt data and demand ransom. Evgenii Ptitsyn and others allegedly ran an international hacking scheme since November 2020, deploying Phobos ransomware to extort victims.

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Security Affairs

APRIL 29, 2023

xyz pic.twitter.com/VLhISark8Y — Goldwave (@OGoldwave) March 13, 2023 The variant employed in the campaign supports a more sophisticated encryption method of byte remapping and a monthly rotation of the C2 server. #ViperSoftX is back, doesn't look like much has changed. c2 arrowlchat[.]com ” concludes the report.

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Security Affairs

APRIL 21, 2024

A joint advisory published by CISA, the FBI, Europol, and the Netherlands’ National Cyber Security Centre (NCSC-NL) revealed that since early 2023, Akira ransomware operators received $42 million in ransom payments from more than 250 victims worldwide. “Akira threat actors utilize a sophisticated hybrid encryption scheme to lock data.

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Security Affairs

DECEMBER 19, 2022

The ransomware was originally written in Go language and was employed in attacks aimed at healthcare and education sectors in countries like Thailand and Indonesia. The Rust variant has also been seen using intermittent encryption, one of the emerging tactics that threat actors use today for faster encryption and detection evasion.”

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Security Affairs

DECEMBER 22, 2022

The Vice Society ransomware group has adopted new custom ransomware, with a strong encryption scheme, in recent intrusions. SentinelOne researchers discovered that the Vice Society ransomware gang has started using a custom ransomware that implements a robust encryption scheme, using NTRUEncrypt and ChaCha20-Poly1305 algorithms.

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Security Affairs

APRIL 26, 2024

Indeed, while anonymity provides privacy and security for transactions, it can also be exploited by criminals for illicit activities, such as money laundering , drug trafficking, illegal arms sales, and terrorist financing. Prevention comes through educating users and taking robust security measures to protect their digital assets.

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The Last Watchdog

JULY 30, 2018

One sliver of the $90 billion, or so, companies are expected to spend this year on cybersecurity products and services is an estimated $85 million they will shell out for encrypted flash drives. We discussed why encrypted flash drives have become established as a must-have portable business tool in the digital age. Park: Exactly.

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Security Affairs

NOVEMBER 13, 2024

In the most recent campaign, the group targeted organizations in the communications, manufacturing, utility, transportation, construction, maritime, government, information technology, and education sectors. It intercepts credentials by hooking into Versa’s “setUserPassword” method, encrypting and storing them on disk.

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Security Affairs

FEBRUARY 12, 2024

Cybersecurity researchers from Kookmin University and the Korea Internet and Security Agency (KISA) discovered an implementation vulnerability in the source code of the Rhysida ransomware. Rhysida ransomware employed a secure random number generator to generate the encryption key and subsequently encrypt the data.

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Security Affairs

JUNE 29, 2020

million to cybercriminals to recover data encrypted during a ransomware attack that took place on June 1. While we stopped the attack as it was occurring, the actors launched malware that encrypted a limited number of servers within the School of Medicine, making them temporarily inaccessible,” reads a statement published by the UCSF.

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eSecurity Planet

DECEMBER 4, 2024

Microsoft recently announced that they’re making changes to their Windows operating system to improve security and reliability. During the Ignite 2024 conference, Microsoft announced the Windows Resiliency Initiative to address these security concerns.

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Security Affairs

AUGUST 2, 2020

The FBI has issued a security alert about Netwalker ransomware attacks targeting U.S. The FBI has issued a new security flash alert to warn of Netwalker ransomware attacks targeting U.S. and foreign government organizations, education entities, private companies, and health agencies by unidentified cyber actors.”

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Security Affairs

MARCH 21, 2021

Every week the best security articles from Security Affairs free for you in your email box. If you want to receive the weekly Security Affairs Newsletter for free subscribe here. The post Security Affairs newsletter Round 306 appeared first on Security Affairs. Follow me on Twitter: @securityaffairs and Facebook.

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eSecurity Planet

JANUARY 5, 2024

Strong encryption protects data securely from unauthorized access, but the specific algorithms that qualify as strong encryption change over time as computing power increases and researchers develop new ways to break encryption. What Makes an Encryption Algorithm Strong?

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Krebs on Security

APRIL 11, 2024

Cybersecurity and Infrastructure Security Agency (CISA) said today it is investigating a breach at business intelligence company Sisense , whose products are designed to allow companies to view the status of multiple third-party online services in a single dashboard. Mistake number two is using S3 without using encryption on top of it.

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Security Affairs

JANUARY 30, 2021

At the time of writing, it is not clear if threat actors exfiltrated data from the UK agency that reported the incident to the National Crime Agency, the National Cyber Security Centre and Information Commissioner’s Office. If you want to receive the weekly Security Affairs Newsletter for free subscribe here. Pierluigi Paganini.

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Security Affairs

JUNE 5, 2020

The Tycoon ransomware was used in highly targeted attacks, its operators recently targeted small to medium-sized companies and institutions in the education and software industries. “The list of paths to encrypt can be passed as parameter; alternatively, the malware will generate a list of all root paths in the system.

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Security Affairs

AUGUST 14, 2024

The group targeted multiple industries, including media and communications, telecoms, technology, healthcare, and education and government entities. The new variant of the StealthVector, while similar to the 2021 version, uses AES encryption instead of the customized ChaCha20. ” reads the report published by Trend Micro.

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Security Affairs

NOVEMBER 21, 2019

The group is very sophisticated and used zero-day exploits and complex malware to conduct targeted attacks against governments and organizations in almost every industry, including financial, energy, telecommunications, and education, aerospace. The second stage installs itself and loads the third stage using an encrypted, hardcoded path.

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Security Affairs

MAY 14, 2023

Every week the best security articles from Security Affairs are free for you in your email box. Nominate Pierluigi Paganini and Security Affairs here here: [link] Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. We are in the final !

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Security Affairs

NOVEMBER 14, 2021

The first step consists of recommending organizations to follow best practices to neutralize ransomware attack such as set up offline, off-site, encrypted backups. The first step recommends of schedule a security refresher for employees of small businesses. ” states the FTC. Follow me on Twitter: @securityaffairs and Facebook.

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Krebs on Security

NOVEMBER 17, 2022

He’d been on the job less than six months, and because of the way his predecessor architected things, the company’s data backups also were encrypted by Zeppelin. “We’ve found someone who can crack the encryption.” Then came the unlikely call from an FBI agent. “Don’t pay,” the agent said.

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Security Affairs

MAY 21, 2020

Meal delivery service Home Chef has confirmed that it recently suffered a security breach that exposed its customer information. Home Chef also explained that only a portion ot its customers were impacted in the security incident. The post Meal delivery service Home Chef discloses data breach appeared first on Security Affairs.

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Security Affairs

JULY 26, 2020

Digital banking app Dave.com discloses a security breach after the known threat actor ShinyHunters leaked 7 million user records on a crime forum. The popular digital banking app Dave.com discloses a security breach after the known threat actor ShinyHunters leaked 7,516,625 user records on a crime forum. ” continues Cyble.

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Security Affairs

JANUARY 5, 2024

In August 222, the US Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) published a joint advisory to warn of Zeppelin ransomware attacks. To each encrypted file, it appends a randomized nine-digit hexadecimal number as an extension.

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Security Affairs

APRIL 9, 2023

Every week the best security articles from Security Affairs are free for you in your email box. A new round of the weekly SecurityAffairs newsletter arrived! billion rubles.

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Security Affairs

JULY 21, 2020

Blackbaud is a cloud computing provider that serves the social good community — nonprofits, foundations, corporations, education institutions, healthcare organizations, religious organizations, and individual change agents. The post Cloud computing provider Blackbaud paid a ransom after data breach appeared first on Security Affairs.

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Security Affairs

APRIL 24, 2021

Telegram is a legitimate service and enterprise AV engines and security solutions trust its traffic. Experts also noticed that the RAT implements Ransomware features such as the ability to encrypt and decrypt victim’s files. ” If you want to receive the weekly Security Affairs Newsletter for free subscribe here. .”

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Security Affairs

NOVEMBER 9, 2018

Italian Military Personnel and National Association of Professional Educators. Italian Military Personnel and National Association of Professional Educators. Hackers were able to obtain 97 un-encrypted passwords, emails, telephone numbers, virtual hosts. National Association of Professional Educators. Pierluigi Paganini.

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eSecurity Planet

MAY 25, 2022

Encryption and the development of cryptography have been a cornerstone of IT security for decades and remain critical for data protection against evolving threats. While cryptology is thousands of years old, modern cryptography took off in the 1970s with the help of the Diffie-Hellman-Merkle and RSA encryption algorithms.

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Security Affairs

MAY 31, 2020

Every week the best security articles from Security Affairs free for you in your email box. The post Security Affairs newsletter Round 266 appeared first on Security Affairs. A new round of the weekly SecurityAffairs newsletter arrived! NetWalker ransomware gang threatens to release Michigan State University files.

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Security Affairs

OCTOBER 31, 2022

In the early afternoon of Friday 12 May 2017, the media broke the news of a global computer security attack carried out through a malicious code capable of encrypting data residing in information systems and demanding a ransom in cryptocurrency to restore them, the Wannacry ransomware. Cryptolocker and exploit components.

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Security Affairs

MARCH 24, 2023

The US Cybersecurity and Infrastructure Security Agency (CISA) announced the Pre-Ransomware Notifications service to help organizations stop ransomware attacks before damage occurs. The time-lapse between initial access to a network and the encryption of the systems can last from hours to days. ” concludes the announcement.

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