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.

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Ransomware DDOS Passwords Backups 92

SecureWorld News

OCTOBER 8, 2023

Additionally, be cautious when adding new friends; verify their authenticity through known offline connections. Use the administrator account only for maintenance, software installation, or firmware updates. Attention should be paid to protecting routers and updating their firmware. Opt for strong, hard-to-crack passwords.

Firmware 84

Firmware IoT Accountability Passwords 84

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. Use multi-factor authentication wherever possible.

Education 106

Education Ransomware Phishing Passwords 106

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.

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Mobile Architecture Data breaches Authentication 71

Security Boulevard

MARCH 15, 2022

A few days later, Lapsus$ announced on its Telegram channel that it had breached Samsung and offered evidence including biometric authentication information and source code from both Samsung and one of its suppliers, Qualcomm. The group is also asking Nvidia to open source its GPU drivers for macOS, Windows, and Linux devices.

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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.

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Ransomware Passwords Backups Firmware 91

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.

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IoT Firmware Mobile Manufacturing 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

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. For improved security using mobile phones, free authentication apps are available from Google, Microsoft, and others.

Firewall 107

Firewall Network Security Penetration Testing Encryption 107

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

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.

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Firewall Architecture Encryption Network Security 117

eSecurity Planet

MAY 28, 2021

The truth is that solutions like single sign-on (SSO) and multi-factor authentication (MFA) can spell disaster if initial access is all a malicious actor needs to traverse the network’s resources. Ransomware: Encryption, Exfiltration, and Extortion. Detect Focus on encryption Assume exfiltration. Old way New way.

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Software Firmware DNS VPN 116

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.

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Firmware VPN Firewall Risk 74

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. Require multi-factor authentication for remote access to OT and IT networks. other than VPN gateways, mail ports, web ports).

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Ransomware Healthcare Phishing Risk 103

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 107

Healthcare Ransomware Encryption Passwords 107

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. Use double authentication when logging into accounts or services.

Ransomware 71

Ransomware Phishing Accountability Technology 71

Security Affairs

OCTOBER 20, 2018

Meaning, authentication bypasses weren’t enough. 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. Firmware Analysis. Summary of Our Findings.

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Firmware IoT VPN Authentication 58

eSecurity Planet

MARCH 16, 2023

And network users don’t just need to be authorized — they need to be authenticated, too. Businesses need to use authentication to verify the identity of the user, and that’s where access controls come in. To mitigate VPN vulnerabilities, implement least privilege access management across your infrastructure.

Network Security 107

Network Security Firewall Internet Internet 107

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. If such processes lack proper authentication steps, they could work as gateways for bigger problems.

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IoT Cybersecurity Manufacturing Internet 129

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. Use multifactor authentication where possible.

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Passwords Government Firmware Accountability 63

eSecurity Planet

MAY 2, 2024

Multi-factor authentication : Protects stolen credentials against use by requiring more than a simple username and password combination for access to resources. Passwordless authentication : Eliminates passwords in favor of other types of authentication such as passkeys, SSO, biometrics, or email access.

Cybersecurity 119

Cybersecurity DDOS Penetration Testing Passwords 119

SecureList

SEPTEMBER 21, 2023

Brute-force attacks on services that use SSH, a more advanced protocol that encrypts traffic, can yield similar outcomes. Its capabilities include smart brute-forcing by analyzing the initial request for authentication data it receives from a Telnet service. BTC to recover the data. Some hackers even use them as, well, web cameras.

IoT 91

IoT DDOS Passwords Malware 91