Security Affairs

OCTOBER 22, 2022

The Daixin Team group gains initial access to victims through virtual private network (VPN) servers. In one successful attack, the attackers likely exploited an unpatched vulnerability in the organization’s VPN server. In another compromise, the group leveraged on compromised credentials to access a legacy VPN server.

Ransomware 73

Ransomware VPN Cybercrime Accountability 73

Security Affairs

SEPTEMBER 22, 2021

The flaw, tracked as CVE-2021-40847, resides in the source of a third-party component included in the firmware of many Netgear devices. Security experts from consulting firm GRIMM have discovered a vulnerability in Small Offices/Home Offices (SOHO) Netgear routers that could be exploited by a remote attacker to execute arbitrary code as root.

DNS 133

DNS Firmware VPN Risk 133

Security Affairs

JULY 8, 2022

“Once the attacker successfully logs in to a device, they encrypt data in shared folders and leave a ransom note with the file name “!CHECKMATE_DECRYPTION_README” ” The ransomware appends the.checkmate extension to the filenames of encrypted files, it drops a ransom note named !CHECKMATE_DECRYPTION_README

Ransomware 99

Ransomware Encryption Passwords Internet 99

Security Affairs

SEPTEMBER 6, 2022

today detected the security threat DEADBOLT leveraging exploitation of Photo Station vulnerability to encrypt QNAP NAS that are directly connected to the Internet. We recommend users to make use of the myQNAPcloud Link feature provided by QNAP, or enable the VPN service. Once encrypted the content of the device, the ransomware appends.

Ransomware 92

Ransomware Internet Internet Encryption 92

eSecurity Planet

JANUARY 22, 2024

The problem: The Unified Extensible Firmware Interface (UEFI) specification has an open-source network implementation, EDK II, with nine discovered vulnerabilities. Affected keys included some encryption keys and the GitHub commit signing key. The authenticated user must also be logged into an account on an instance of GHES.

Authentication 113

Authentication Malware VPN Mobile 113

Security Affairs

MARCH 19, 2022

The AvosLocker ransomware-as-a-service emerged in the threat landscape in September 2021, since January the group expanded its targets by implementing the support for encrypting Linux systems, specifically VMware ESXi servers. Install updates/patch operating systems, software, and firmware as soon as updates/patches are released.

Ransomware 104

Ransomware DDOS Passwords Backups 104

eSecurity Planet

MARCH 1, 2023

To prevent unwanted access and protect data in transit, wireless connections must be secured with strong authentication procedures, encryption protocols, access control rules, intrusion detection and prevention systems, and other security measures. As a result, wireless networks are prone to eavesdropping, illegal access and theft.

Wireless 98

Wireless Encryption Authentication IoT 98

SecureWorld News

OCTOBER 8, 2023

Use the administrator account only for maintenance, software installation, or firmware updates. Attention should be paid to protecting routers and updating their firmware. While OS updates are now commonly practiced, router firmware updates remain an overlooked aspect. Opt for strong, hard-to-crack passwords.

Firmware 83

Firmware IoT Accountability Passwords 83

Kali Linux

NOVEMBER 27, 2022

In Secure Kali Pi (2022) , the first blog post in the Raspberry Pi series, we set up a Raspberry Pi 4 with full disk encryption. author: Broadcom Corporation firmware: brcm/brcmfmac*-sdio.*.bin bin firmware: brcm/brcmfmac*-sdio.*.txt We mentioned that we can leave it somewhere as a drop box. wireless LAN fullmac driver.

Firmware 52

Firmware Wireless Passwords VPN 52

SiteLock

AUGUST 27, 2021

To help avoid these online risks, it is highly recommended to use a Virtual Private Network (VPN). VPNs are the baseline cybersecurity tool to safeguard internet-enabled devices and a home network. A VPN provides a secure internet connection, ensuring your browsing data is encrypted for maximum privacy and security.

IoT 98

IoT Spyware VPN Passwords 98

Malwarebytes

MARCH 17, 2021

PYSA, aka Mespinoza, is a malware capable of exfiltrating data and encrypting users’ critical files and data stored on their systems. All encrypted files in Windows and Linux, the two platforms this ransomware primarily targets, will have the.pysa suffix. Consider installing and using a VPN.

Education 109

Education Ransomware Phishing Passwords 109

Security Boulevard

MARCH 15, 2022

The ransomware group specified that “they are not looking for data” but rather to buy remote VPN access to the corporate network. Code signing certificates assign a digital signature on executable software and firmware to allow them and mark them as trusted. But first things first.

Ransomware 128

Ransomware Telecommunications Firmware Media 128

Security Affairs

SEPTEMBER 3, 2021

“Cyber criminal threat actors exploit network vulnerabilities to exfiltrate data and encrypt systems in a sector that is increasingly reliant on smart technologies, industrial control systems, and internet-based automation systems. Install updates/patch operating systems, software, and firmware as soon as they are released.

Ransomware 104

Ransomware Passwords Backups Firmware 104

Security Affairs

MARCH 23, 2021

The types of vulnerabilities affecting the devices are Inadequate Encryption Strength, Session Fixation, Exposure of Sensitive Information to an Unauthorized Actor, Improper Input Validation, Unrestricted Upload of File with Dangerous Type, Insecure Default Variable Initialization, Use of Hard-coded Credentials. ” continues the alert.

Firmware 85

Firmware VPN Firewall Risk 85

Malwarebytes

MAY 28, 2021

The files are then held for ransom and the victim is threatened by data loss, because of the encryption, and leaking of the exfiltrated data. Files are encrypted with a combination of AES-256 and RSA-4096 via the Microsoft CryptoAPI , as per CrowdStrike. Earlier versions appended the.CONTI extension to encrypted files.

Healthcare 112

Healthcare Ransomware Encryption Passwords 112

eSecurity Planet

DECEMBER 7, 2023

Encryption scrambles data to make it unreadable to those without decryption keys. Proper use of encryption preserves secrecy and radically lowers the potential damage of a successful cybersecurity attack. Encryption algorithm types will provide an overview of the mathematical algorithms used to encrypt data (AES, RSA, etc.),

Encryption 109

Encryption Authentication Passwords Password Management 109

Security Affairs

MAY 13, 2021

According to open-source reporting, since August 2020, DarkSide actors have been targeting multiple large, high-revenue organizations, resulting in the encryption and theft of sensitive data. Update software , including operating systems, applications, and firmware on IT network assets, in a timely manner.

Ransomware 117

Ransomware Healthcare Phishing Risk 117

Malwarebytes

MARCH 10, 2022

Observed since: September 2019 Ransomware note: Restore-My-Files.txt Ransomware extension: lockbit Kill Chain: Brute force attack on a web server containing an outdated VPN service > LockBit Sample hash: 9feed0c7fa8c1d32390e1c168051267df61f11b048ec62aa5b8e66f60e8083af. LockBit 2.0.

Ransomware 73

Ransomware Phishing Accountability Technology 73

Security Affairs

OCTOBER 20, 2018

CVE-2018-18472 – XXE and Unauthenticated Remote Command Execution in Axentra Hipserv NAS firmware. . It’s used in different devices from different vendors, the affected devices sharing the firmware are: Netgear Stora. The company provides a firmware with a web interface that mainly uses PHP as a serverside language.

Firmware 65

Firmware IoT VPN Authentication 65

Security Affairs

OCTOBER 13, 2020

As an example, we could use communications between systems that are not properly encrypted. Improper encryption. Hackers or other malicious sources can intercept poorly encrypted communications on the web. IoT devices on public Wi-Fi and encrypted networks are especially vulnerable to this type of attack. Vicious insider.

IoT 136

IoT Cybersecurity Manufacturing Internet 136

Security Affairs

APRIL 2, 2021

. “The APT actors may be using any or all of these CVEs to gain access to networks across multiple critical infrastructure sectors to gain access to key networks as pre-positioning for follow-on data exfiltration or data encryption attacks,” continues the advisory. hard drive, storage device, the cloud).

Passwords 69

Passwords Government Firmware Accountability 69

Adam Levin

FEBRUARY 10, 2020

When your phone or computer alerts you to an available software or firmware update, pay attention and do what you’re asked to do immediately (as opposed to clicking “Remind me later”) because many of these patches are security-related. Update Everything. Prepare for a Snowstorm.

Passwords 245

Passwords Phishing Password Management Accountability 245

SecureList

SEPTEMBER 21, 2023

Brute-force attacks on services that use SSH, a more advanced protocol that encrypts traffic, can yield similar outcomes. User files were encrypted, with the device’s interface displaying a ransom note demanding payment of 0.03 They can be made to serve as routers (proxies or VPN servers) to anonymize illicit traffic.

IoT 86

IoT DDOS Passwords Malware 86

Pen Test Partners

OCTOBER 9, 2023

There is no concrete method to follow as it will rely on contents of the decomposed design from Step 2, but typical examples might include the following: Intellectual property in the device firmware. Deploy malicious firmware. Use AES encryption. link] [link] Have a software/firmware update mechanism. Encrypt in transit.

IoT 52

IoT Firmware Mobile Manufacturing 52

Malwarebytes

MAY 13, 2021

If you have to use public WiFi hotspots, it’s wise to also use a VPN to keep your activity private while you use that connection. A VPN wraps your network traffic (including web browsing, email, and other things) in a protective tunnel and makes up for any weaknesses in their encryption.

Wireless 103

Wireless VPN Internet Internet 103

eSecurity Planet

MAY 28, 2021

Ransomware: Encryption, Exfiltration, and Extortion. Ransomware perpetrators of the past presented a problem of availability through encryption. Detect Focus on encryption Assume exfiltration. From BIOS and firmware to UEFI code, VBOS is an attack vector that requires more attention. Old way New way. Current Target: VBOS.

Software 119

Software Firmware DNS VPN 119

eSecurity Planet

MARCH 22, 2023

Virtual Private Network (VPN) : For remote access, remote desktop protocol (RDP) no longer can be considered safe. Instead, organizations should use a virtual private network (VPN) solution. Sensitive Device Access Encryption: As companies grow and become more professional, encryption should be used to protect at least key resources.

Firewall 109

Firewall Network Security Penetration Testing Encryption 109

Thales Cloud Protection & Licensing

APRIL 20, 2021

Even fewer (19%) told Proofpoint that they had updated their Wi-Fi router’s firmware. Meanwhile, Verizon found in its MSI 2021 that less than half (47%) of respondents with a VPN installed on their devices activated it. Encryption. Encryption Key Management. Data security. Tokenization. Key management.

Mobile 71

Mobile Architecture Data breaches Authentication 71

eSecurity Planet

MAY 19, 2022

Most have a handful of built-in security capabilities to offer foundational network security, including Internet Protocol Security (IPsec) virtual private networks ( VPN ), stateful firewalls , and essential threat detection and response. Encrypting Data in Transit. Segmenting Traffic. Inspecting Web Traffic. Promptly Patching Systems.

Firewall 57

Firewall Architecture Software Backups 57

eSecurity Planet

SEPTEMBER 22, 2023

These one, three, and five year subscriptions provide enhanced support for the hardware, firmware maintenance, security updates, and optional participation in early-release firmware updates. SecureEdge Support For the appliances, the primary source of support will be the required Energize Updates subscriptions.

Firewall 98

Firewall Marketing Firmware Technology 98

eSecurity Planet

MARCH 16, 2023

VPN Vulnerabilities Although VPNs create a private tunnel for organizations’ network communications, they can still be breached. One particular vulnerability is third-party VPN access, where businesses give partners or contractors access to their applications using a VPN.

Network Security 109

Network Security Firewall Internet Internet 109

Jane Frankland

JULY 17, 2023

Hardware Shield reduces the attack surface and protects against damaging firmware-level attacks while offloading routine security functions for minimal user impact, allowing for continuous productivity.

Computers and Electronics 130

Computers and Electronics Technology Cybersecurity Risk 130

Security Affairs

FEBRUARY 23, 2020

Fox Kitten Campaign – Iranian hackers exploit 1-day VPN flaws in attacks. Russian govn blocked Tutanota service in Russia to stop encrypted communication. Russian govn blocked Tutanova service in Russia to stop encrypted communication. Unsigned Firmware running on peripherals could expose Windows, Linux systems to hack.

Artificial Intelligence 65

Artificial Intelligence eCommerce Firmware Hacking 65

SecureList

MAY 10, 2021

To prevent attacks via RDP, it is recommended to hide RDP servers behind a VPN or disable UDP port 3389. That said, a VPN is no panacea if it too is vulnerable to amplification attacks. In Q1 2021, for instance, attackers went after Powerhouse VPN servers.

DDOS 96

DDOS Cryptocurrency Media Marketing 96

eSecurity Planet

MAY 19, 2022

With Aruba, clients can also bundle SD-WAN coverage with the company’s security solutions for virtual private network ( VPN ), network access control ( NAC ), and unified threat management ( UTM ). EdgeConnect Enterprise critically comes with firewall , segmentation , and application control capabilities. Features: Cisco SD-WAN.

Firewall 120

Firewall Architecture Encryption Network Security 120

eSecurity Planet

MAY 2, 2024

Ransomware & Data Theft Organizations worldwide continue to feel the pain of ransomware attacks, although many ransomware gangs may be shifting to extortion over data theft instead of encrypted data. Secure remote access : Enables encrypted connections between internal network resources and remote users using a variety of methods.

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Security Affairs

OCTOBER 10, 2023

While this communication system is useful for transferring real-time data, it offers neither encryption nor lockout mechanisms against password-guessing. Use encryption mechanisms to secure communications between the camera and the viewing client. A virtual private network (VPN) for remote access is preferred.

Risk 106

Risk Encryption VPN Passwords 106