Troy Hunt

NOVEMBER 25, 2020

I also looked at custom firmware and soldering and why, to my mind, that was a path I didn't need to go down at this time. Back to the bit about risks impacting data collected by IoT devices and back again to CloudPets, Context Security's piece aligned with my own story about kids' CloudPets messages being left exposed to the internet.

IoT 363

IoT Firmware Risk Encryption 363

Krebs on Security

JUNE 8, 2023

.” Rapid7 ‘s Caitlin Condon called this remarkable turn of events “fairly stunning,” and said there appear to be roughly 11,000 vulnerable ESG devices still connected to the Internet worldwide. If they’re going for data ransoming, they’re encrypting the data itself — not the machines.”

Firmware 340

Firmware Malware Software Ransomware 340

SecureList

JULY 6, 2022

As a rule, this means that the source code of the device’s firmware is unavailable and all the researcher can use is the user manual and a few threads on some user forum discussing the device’s operation. The vulnerability assessment of IoT/IIoT devices is based on analyzing their firmware.

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Firmware IoT Architecture Manufacturing 125

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. Patching and vulnerability management Apply timely security updates to operating systems, software, and firmware.

Ransomware 112

Ransomware IoT Encryption Social Engineering 112

Pen Test Partners

OCTOBER 31, 2023

With the default configuration of these printers, it’s possible to retrieve these credentials in an encrypted format without authenticating to the printer. A vulnerability in the encryption process of these credentials means that you can decrypt them with responses from the web interface. This is the IV for the encryption algorithm.

Encryption 124

Encryption Passwords Firmware Engineering 124

Security Affairs

DECEMBER 26, 2024

The experts pointed out that this Mirai variant has been modified to use improved encryption algorithms. “One of the easiest methods for threat actors to compromise new hosts is to target outdated firmware or retired hardware.” TheMiraivariant incorporates ChaCha20 and XOR decryption algorithms. in newer ones.

Manufacturing 90

Manufacturing Malware Firmware IoT 90

Security Affairs

MAY 16, 2023

China-linked APT group Mustang Panda employed a custom firmware implant targeting TP-Link routers in targeted attacks since January 2023. In most recent attacks observed by Check Point, the threat actors employed custom firmware implant designed explicitly for TP-Link routers. ” reads the report published by Check point.

Firmware 98

Firmware Encryption Government Malware 98

CyberSecurity Insiders

JULY 16, 2021

Therefore, customers using Secure Mobile Access (SMA) 100 series and Secure Remote Access (SRA) products are being urged to disconnect those devices from internet as they are on the verge of getting cyber attacked and injected with file encrypting malware as its 8.x x firmware is going to reach its EOL aka End of Life.

Ransomware 145

Ransomware Firmware Cyber Attacks Firewall 145

The Last Watchdog

MAY 23, 2022

They require integrity, authentication, trusted identity and encryption. Then the Internet took off and trusting the connection between a user’s device and a web server became of paramount importance. Modern digital systems simply could not exist without trusted operations, processes and connections. Failure is not an option.

Cybersecurity 214

Cybersecurity Computers and Electronics Digital transformation Encryption 214

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

Krebs on Security

APRIL 26, 2019

iLnkP2p is bundled with millions of Internet of Things (IoT) devices, including security cameras and Webcams, baby monitors, smart doorbells, and digital video recorders. Furthermore, even if software patches were issued, the likelihood of most users updating their device firmware is low.

IoT 278

IoT Firewall Manufacturing Computers and Electronics 278

Security Affairs

JUNE 23, 2020

The Shadowserver Foundation is a nonprofit security organization working altruistically behind the scenes to make the Internet more secure for everyone. The researchers scanned the Internet for printers that are exposing their Internet Printing Protocol (IPP) port online. and printers (or print servers).

Internet 139

Internet Internet Firmware Advertising 139

Security Affairs

JULY 1, 2021

Microsoft experts have disclosed a series of vulnerabilities in the firmware of Netgear routers which could lead to data leaks and full system takeover. The traffic was TLS-encrypted, so the researchers focused on the router and investigate the presence of security weaknesses that can be exploited by threat actors.

Firmware 141

Firmware Authentication Encryption Passwords 141

Malwarebytes

AUGUST 1, 2022

This web server is present in Arris firmware which can be found in several router models. ISP customer premise equipment (CPE) often uses this web server, and ISP subscribers will typically get these routers in loan for telephony and Internet access. Unfortunately the Arris firmware is based on the vulnerable version of muhttpd.

Firmware 145

Firmware Internet Internet Passwords 145

Security Affairs

APRIL 10, 2020

The Tails OS allows to use the Internet anonymously and circumvent censorship by using the Tor Network, it leaves no trace on the computer users are using and uses the state-of-the-art cryptographic tools to encrypt files, emails and instant messaging. Tails OS version 4.5 it the first version that supports the UEFI Secure Boot.

Firmware 141

Firmware Advertising Encryption Internet 141

Krebs on Security

JULY 25, 2023

Researchers this month uncovered a two-year-old Linux-based remote access trojan dubbed AVrecon that enslaves Internet routers into botnet that bilks online advertisers and performs password-spraying attacks. SocksEscort[.]com com , is what’s known as a “SOCKS Proxy” service. WHO’S BEHIND SOCKSESCORT?

Malware 244

Malware VPN Internet Internet 244

Security Affairs

JULY 10, 2020

Some of the devices support multiple 10-gigabit uplinks and provide Internet connectivity to up to 1024 ONTs (clients). The backdoor accounts in the firmware of 29 FTTH Optical Line Termination (OLT) devices from popular vendor C-Data. The most severe issue is the presence of Telnet backdoor accounts hardcoded in the firmware.

Firmware 133

Firmware Accountability Advertising Manufacturing 133

Security Affairs

OCTOBER 5, 2020

The botnet uses the WSS (WebSocket over TLS) protocol for C2 communication to circumvent the typical Mirai traffic detection and provide secure encrypted communication for command and control. “Two zero days, 12 remote access functions for the router, encrypted traffic protocol, and infrastructure IP that that moves around.

IoT 145

IoT Firmware Advertising DNS 145

The Last Watchdog

OCTOBER 16, 2019

These certificates leverage something called the public key infrastructure ( PKI ), a framework for encrypting data and authenticating the machines talking to each other. Now consider that cloud computing is still on the rise, and that the Internet of Things is on the verge of rapid expansion as more 5G networks come on line. “The

Digital transformation 195

Digital transformation Firmware Authentication IoT 195

SecureList

JUNE 6, 2025

Many automated bots constantly search the web for known vulnerabilities in servers and devices connected to the internet, especially those running popular services. The RC4 key is encrypted with XOR. The abuse of known security flaws to deploy bots on vulnerable systems is a widely recognized problem.

Internet 126

Internet Internet DDOS Malware 126

Security Affairs

MARCH 22, 2022

Internet search engine Censys reported a new wave of DeadBolt ransomware attacks targeting QNAP NAS devices. Internet search engine Censys reported that QNAP devices were targeted in a new wave of DeadBolt ransomware attacks. Once encrypted the content of the device, the ransomware appends. Source DarkFeed Twitter.

Ransomware 102

Ransomware Firmware Internet Internet 102

Security Boulevard

JUNE 19, 2024

Many DNS resolvers - such as your internet service provider's (ISP) - do not encrypt queries and may log data and metadata surrounding your queries. Fortunately, using an encrypted DNS server provider can be a viable option for some users out there. TABLE OF CONTENTS DNS and your privacy What data is sent to DNS Servers?

DNS 69

DNS Encryption Firmware Surveillance 69

Security Affairs

AUGUST 10, 2021

The ransomware, tracked by Intezer as “ QNAPCrypt ” and “ eCh0raix ” by Anomali, is written in the Go programming language and uses AES encryption to encrypt files. The malicious code appends.encrypt extension to filenames of encrypted files. Create complex login passwords to make brute-forcing more difficult for attackers.

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Ransomware Encryption Firmware Passwords 139

Security Affairs

FEBRUARY 23, 2019

The D-Link DNS-320 model is no more available for sale, one of the members of the forum explained that the firmware of its NAS was never updated and its device was exposed to WAN through ports 8080, FTP port 21, and a range of ports for port forwarding. Gillespie says that it matches the encryption algorithm he noted above.”

Ransomware 111

Ransomware DNS Firmware Encryption 111

Malwarebytes

MAY 13, 2021

A researcher has found out that it is possible to upload arbitrary data from non-internet-connected devices by sending Bluetooth Low Energy (BLE) broadcasts to nearby Apple devices that will happily upload the data for you. To demonstrate their point, they released an ESP32 firmware that turns the micro-controller into an (upload only) modem.

Internet 143

Internet Internet Firmware Mobile 143

Security Affairs

SEPTEMBER 3, 2019

Researchers at firmware security firm Eclypsium discovered multiple vulnerabilities referred as USBAnywhere that could be exploited to potentially allow an attacker to take over the baseboard management controller (BMC) for three different models of Supermicro server boards: the X9, X10, and X11. ” concludes Eclypsium.

Hacking 110

Hacking Firmware Media Authentication 110

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 strongly urge that their QNAP NAS should not be directly connected to the Internet. Once encrypted the content of the device, the ransomware appends.

Ransomware 106

Ransomware Internet Internet Encryption 106

Security Affairs

FEBRUARY 24, 2022

Since January, DeadBolt ransomware operators are targeting QNAP NAS devices worldwide, its operators claim the availability of a zero-day exploit that allows them to encrypt the content of the infected systems. Once encrypted the content of the device, the ransomware appends. The encrypted files have a ‘.deadbolt’

Ransomware 106

Ransomware Encryption Internet Internet 106

Security Affairs

JULY 8, 2022

Preliminary investigation indicates that Checkmate attacks via SMB services exposed to the internet, and employs a dictionary attack to break accounts with weak passwords.” “Once the attacker successfully logs in to a device, they encrypt data in shared folders and leave a ransom note with the file name “! .

Ransomware 110

Ransomware Encryption Passwords Internet 110

Security Affairs

JULY 28, 2020

These are encrypted with the actor’s public key and sent to their infrastructure over HTTPS. The experts observed that once a device has been infected, the malicious code can prevent the installation of firmware updates. If sources are in question, run a full factory reset on the device prior to completing the firmware upgrade.

Malware 142

Malware Firmware Advertising Manufacturing 142

Thales Cloud Protection & Licensing

DECEMBER 13, 2018

Invariably, Internet of Things (IoT) strategies form the backbone of those efforts. Firmware signing is also key to ensuring that devices can verify the authenticity and integrity of updates and security patches that eliminate discovered vulnerabilities. The goal is then to analyse it and take impactful action.

Internet 66

Internet Internet IoT Manufacturing 66

Security Affairs

MAY 20, 2022

Taiwanese vendor QNAP is asking users to install the latest update on their NAS devices and avoid exposing them on the Internet. “QNAP urges all NAS users to check and update QTS to the latest version as soon as possible, and avoid exposing their NAS to the Internet.” and QTS 4.4.1. “QNAP® Systems, Inc.

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Ransomware Internet Internet Firmware 112

Malwarebytes

MAY 8, 2023

While the statement does not reveal a lot of tangible information, this snippet is important: “MSI urges users to obtain firmware/BIOS updates only from its official website, and not to use files from sources other than the official website.” Among them are household names like Lenovo and HP. Prevent intrusions.

Firmware 98

Firmware Ransomware Backups Malware 98

Security Affairs

OCTOBER 8, 2020

Recently QNAP published a security advisory urging its customers to update the firmware and apps installed on their network-attached storage (NAS) devices to prevent AgeLocker ransomware infections.

Encryption 132

Encryption Advertising Firmware Ransomware 132

Malwarebytes

MAY 13, 2021

We use WiFi to connect to the Internet, but what is it, and what does it stand for? How does it have such a catchy name, and why do we sometimes have a weak Internet connection with a strong WiFi signal and vice versa? What is the difference between WiFi and Internet? Can you have WiFi without Internet?

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Wireless VPN Internet Internet 128

Security Affairs

JUNE 14, 2020

Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Firmware Advertising Ransomware Hacking 109

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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Ransomware Encryption Insurance Backups 145