Schneier on Security

JANUARY 19, 2023

A group of Swiss researchers have published an impressive security analysis of Threema. We provide an extensive cryptographic analysis of Threema, a Swiss-based encrypted messaging application with more than 10 million users and 7000 corporate customers. It also said the researchers were overselling their findings.

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Security Affairs

OCTOBER 9, 2018

Now the experts presented a new variant of the attack technique at the Computer and Communications Security (CCS) conference. Experts successfully tested the delay on Linux, Android, iOS, and macOS, and is also works with encrypted messages. ” reads the research paper. “Second, we systematically investigate the 802.11

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Paper Passwords Communications Encryption 101

Info Source

SEPTEMBER 1, 2020

Newest working group member to enhance the TWAIN Direct specification with consulting and development services. P3iD develops key technologies that address such concerns, and form part of the mission of the company to bring intelligent insight to the TWAIN Working Group through secure, easy and effective document capture. P3iDTech.com.

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Authentication Digital transformation Cloud Encryption 80

Security Affairs

NOVEMBER 24, 2023

North Korea-linked Konni APT group used Russian-language Microsoft Word documents to deliver malware. FortiGuard Labs researchers observed the North Korea-linked Konni APT group using a weaponized Russian-language Word document in an ongoing phishing campaign. The Batch script conducts system checks and UAC bypass.

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Encryption Military Phishing Communications 108

Security Affairs

MARCH 4, 2021

Group-IB published a report titled “Ransomware Uncovered 2020-2021 ”. Group-IB , a global threat hunting and adversary-centric cyber intelligence company, has presented its new report “Ransomware Uncovered 2020-2021 ”. analyzes ransomware landscape in 2020 and TTPs of major threat actors.

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Ransomware Encryption Marketing Access 118

Security Affairs

JANUARY 6, 2023

Antivirus firm Bitdefender released a decryptor for the MegaCortex ransomware , which can allow victims of the group to restore their data for free. The experts noticed that in MegaCortex attacks other malware like Emotet and Qbot (aka Qakbot) were present in the same network. million to receive a decryptor. RTF”, etc).

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Security Affairs

DECEMBER 19, 2022

The Qilin ransomware-as-a-service (RaaS) group uses a double-extortion model, with most of the victims in the manufacturing and IT industries. 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 21, 2022

At this time the company has yet to disclose the type of attack that hit its systems and no cybercriminal group has yet to claim responsibility for the attack. On December 28, 2020, ThyssenKrupp Materials group of companies based in U.S. and Canada were breached by the NetWalker ransomware group. Pierluigi Paganini.

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Ransomware Data breaches Encryption Access 96

Data Matters

FEBRUARY 21, 2018

After supporters and opponents of mandated government access to encrypted communications publicly feuded for much of 2016, reprising arguments they’ve had since at least the days of the “Clipper Chip,” these “encryption debates” seemed to quiet down for much of last year. See, e.g., here.) device locking, secure messaging, etc.);

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Krebs on Security

JUNE 23, 2021

When the ATM is no longer in use, the skimming device remains dormant, storing the stolen data in an encrypted format. ” Investigators wanted to look at the data stored on the shimmer, but it was encrypted. But the data dump from the shimmer was just encrypted gibberish.” “MasterCard in the U.K. and Mexico.

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Security Affairs

MAY 31, 2022

SideWinder, an aggressive APT group, is believed to have carried out over 1,000 attacks since April 2020, Kaspersky reported. The group stands out for the high frequency and persistence of its attacks, researchers believe that the APT group has carried out over 1,000 attacks since April 2020. ” states Kaspersky.

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Encryption Military Phishing Communications 98

Security Affairs

OCTOBER 10, 2019

The researchers believe that the threat actor behind Attor a state-sponsored group involved in highly targeted attacks on selected targets. The Attor malware makes sophisticated use of encryption to hide its components. The malware is able to collect info about the files present on connected devices. ” reads the report.

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Communications Encryption Metadata Libraries 80

Security Affairs

JULY 23, 2019

ESET researchers reported that China-linked cyberespionage group APT15 has been using a previously undocumented backdoor for more than two years. Experts discovered that since December 2016, the APT15 group has been using the previously undocumented backdoor dubbed Okrum. “The Ke3chang APT group (a.k.a.

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Communications Manufacturing Encryption Security 88

Security Affairs

DECEMBER 7, 2019

Russia-linked Gamaredon cyberespionage group has been targeting Ukrainian targets, including diplomats, government and military officials. Russia linked APT group tracked as Gamaredon has been targeting several Ukrainian diplomats, government and military officials, and law enforcement. The Gamaredon group. Pierluigi Paganini.

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Military Government Phishing Archiving 58

The Last Watchdog

MARCH 17, 2021

Backed by Japanese telecom giant NTT Group , this new facility instantly jumped into the vanguard of basic research already underway that will eventually enable the routine use of quantum computers, which, in turn, will open the door to things like driverless cars and Star Trekkian medical treatments. billion annually for R&D projects.

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Digital transformation Encryption Analytics Privacy 190

Security Affairs

MARCH 6, 2019

Security experts at Symantec linked the massive Singapore Healthcare breach suffered by SingHealth to the ‘Whitefly’ cyberespionage group. In 2018, the largest healthcare group in Singapore, SingHealth, has suffered a massive data breach that exposed personal information of 1.5 ” concludes the experts.

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Security Affairs

AUGUST 7, 2019

Security researcher Marco Ramilli presents a comparative analysis of attacks techniques adopted by the Iran-Linked OilRig APT group. I would define this group of references as reports. Those reports have been divided into 4 timing groups in order to simplify the evaluation process. and more personal thoughts.

e-Delivery 81

e-Delivery Computer and Electronics Phishing Communications 81

eSecurity Planet

OCTOBER 18, 2022

However, even with the best planning, organizations can find a few users, machines, or systems that were overlooked or whose backup may be corrupted or encrypted. How Does Ransomware Encryption Work? Ransomware encryption works like any other encryption. The file extensions of the encrypted files will also provide a clue.

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The Last Watchdog

NOVEMBER 12, 2023

Matter works much the way website authentication and website traffic encryption gets executed. S/MIME provides a means to encrypt sensitive emails while also verifying the authenticity of the sender. We’re also moving on smart commercial buildings. Another is S/MIME , which stands for “secure/multipurpose internet mail extensions.

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Security Affairs

AUGUST 2, 2022

Gootkit runs on an access-a-as-a-service model, it is used by different groups to drop additional malicious payloads on the compromised systems. Upon visiting the website, the victim will notice that it is presented as an online forum directly answering his query. This forum hosted a ZIP archive that contains the malicious.js

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The Last Watchdog

JUNE 21, 2020

Although most people think of ransomware as a dodgy application that encrypts data and holds it for ransom, the concept is much more heterogeneous than that. File encryption 2013 – 2015. It emerged in September 2013 and paved the way for hundreds of file-encrypting menaces that have splashed onto the scene ever since.

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The Last Watchdog

MARCH 25, 2020

Meanwhile, criminal hacking groups increasingly leverage ML to pillage those very same online systems. Pitt maintains that machine learning needs to be trained to do things that are repeatable, so that once those frameworks are in place, it can be presented with more complex tasks. He believes there is a trust element, however.

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Security Affairs

FEBRUARY 21, 2023

The HardBit ransomware group first appeared on the threat landscape in October 2022, but unlike other ransomware operations, it doesn’t use a double extortion model at this time. The group made the headline because it seeks to negotiate with victims to reach a settlement. Very important!

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Insurance Ransomware Encryption IT 84

Security Affairs

MAY 9, 2021

The malware employed by the group since November 2020, includes Sombrat, FiveHands, the Warprism PowerShell dropper, the Cobalt Strike beacon, and FoxGrabber. The malware will also encrypt files in the recovery folder at C:Recovery, then it will write a ransom note to each folder and directory on the system called ‘read_me_unlock.txt’.

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Ransomware Encryption Cybersecurity Risk 123

Security Affairs

JANUARY 31, 2021

Members of the Great Firewall Report group have analyzed the recent improvement implemented for China’s Great Firewall censorship system and revealed that it is possible to bypass it. Shadowsocks is a free and open-source encryption protocol project, widely used in China to circumvent Internet censorship.

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Paper Encryption Government IT 135

Security Affairs

DECEMBER 17, 2019

Researchers spotted a new Remote Access Trojan (RAT), dubbed Dacls, that was used by the Lazarus APT group to target both Windows and Linux devices. Experts at Qihoo 360 Netlab revealed that the North-Korea Lazarus APT group used a new Remote Access Trojan (RAT), dubbed Dacls, to target both Windows and Linux devices.

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CMS File names Encryption Access 76

Security Affairs

JUNE 9, 2022

The group has been active since at least 2013, the Aoqin Dragon was observed seeking initial access primarily through document exploits and the use of fake removable devices. Other techniques employed by the APT group include DLL hijacking, Themida-packed files, and DNS tunneling to evade post-compromise detection.

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Encryption Education Cybersecurity Security 88

Thales Cloud Protection & Licensing

JULY 18, 2022

The National Institute of Standards and Technology (NIST) has selected the first collection of encryption tools designed to withstand the assault of a future quantum computer, which might compromise the security employed to preserve privacy in the digital systems we rely on. Thales innovates in crypto-research.

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Encryption Risk Security Cloud 71

Security Affairs

JULY 11, 2022

This C2 server is controlled by a group of operators that come from the previous analysis in 2022, the various brands being divided among the operators of the group (in a call center modus operandi ). Figure 2 presents an example of an SMS sent to Internet end-users during the ANUBIS social engineering wave.

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The Last Watchdog

APRIL 11, 2024

Its founding team comprises leading AI researchers and security veterans who have created security products in broad use across enterprises today, and have 150+ patents across large language models, cloud computing, encryption, scalable architecture, transistors, and hardware design. billion by 2028. “AI-driven

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Security Affairs

APRIL 30, 2023

Every week the best security articles from Security Affairs are free for you in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press.

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Security Ransomware Cybersecurity Authentication 92

Schneier on Security

NOVEMBER 7, 2019

Fireeye reports on a Chinese-sponsored espionage effort to eavesdrop on text messages: FireEye Mandiant recently discovered a new malware family used by APT41 (a Chinese APT group) that is designed to monitor and save SMS traffic from specific phone numbers, IMSI numbers and keywords for subsequent theft.

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Encryption 55

Security Affairs

MARCH 14, 2022

Although there are no significant differences and sophistication in contrast to other well-known trojans such as Maxtrilha , URSA , and Javali , an analysis of the artifacts and IOCs obtained from this campaign is presented below. The victims’ data is encrypted and sent to the C2 server geolocated in Russia. Key findings.

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Encryption Phishing Communications IT 90

Security Affairs

DECEMBER 1, 2019

Some Fortinet products used hardcoded keys and weak encryption for communications. Full(z) House Magecart group mix phishing and MiTM in its attacks. Group-IB presents its annual report on global threats to stability in cyberspace. Kaspersky addressed multiple issues in online protection solutions.

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Security Ransomware Communications Personal data 91

Security Affairs

JULY 4, 2019

Now the threat is evolving, the Sodinokibi ransomware includes fresh code to elevate its privileges on a target machine by exploiting a vulnerability in the Win32k component present on Windows 7 through 10 and Server editions. Once encrypted the files, Sodinokibi will append a random extension that is different for each computer it infects.

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Ransomware Encryption Government IT 78

Thales Cloud Protection & Licensing

APRIL 27, 2022

Each present a unique set of challenges and require equally powerful next-generation cyber security. A conventional computer would need 300 trillion years to break RSA encryption – considered the gold standard for Public Key Encryption (PKE). Anatomy of a Quantum Attack. Thu, 04/28/2022 - 06:15. NATO, the U.S.

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Encryption Cybersecurity Government Communications 71

eSecurity Planet

AUGUST 19, 2022

Ransomware groups also harvest cookies and “their activities may not be detected by simple anti-malware defenses because of their abuse of legitimate executables, both already present and brought along as tools.” Cybercriminals collect cookies or buy stolen credentials “in bulk” on dark web forums.

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