Heimadal Security

NOVEMBER 1, 2021

The double-extortion ransomware group dubbed Hive also encrypts Linux and FreeBSD with new malware versions designed specifically for these operating systems. The post Hive Ransomware Now Encrypts Linux and FreeBSD Operating Systems appeared first on Heimdal Security Blog. During ESET’s investigation, the Linux […].

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Encryption Ransomware Firewall Internet 125

Cisco Security

JANUARY 18, 2023

When the Internet Engineering Task Force (IETF) announced the TLS 1.3 Technology improvements will increase rates of adoption over time, such as Cisco Secure Firewall’s ability to decrypt and inspect encrypted traffic. Needless to say, the rollout was not perfect).

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Encryption Engineering Technology Firewall 145

eSecurity Planet

FEBRUARY 9, 2024

A next generation firewall (NGFW) performs deep packet inspection to check the contents of the data flowing through the firewall. Unlike more basic firewalls that only check the header of data packets, NGFWs examine and evaluate the payload data within the packet. Application Information on usable data formats, encryption 5.

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Firewall Encryption Malware Artificial Intelligence 115

The Last Watchdog

APRIL 21, 2021

From January through March 2021, TLS concealed 45 percent of the malware Sophos analysts observed circulating on the Internet; that’s double the rate – 23 percent – seen in early 2020, Dan Schiappa, Sophos’ chief product officer, told me in a briefing. How TLS works is that there is an encryption point and a decryption point.

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Malware Firewall Encryption Digital transformation 214

eSecurity Planet

NOVEMBER 1, 2021

Firewalls are as central to IT security as antivirus programs are to PCs, and the multi-billion-dollar market remains large and growing. But the term “firewall” is far too broad to be of much use to IT security buyers. Types of Firewalls. What is a Firewall? Firewalls protect both on-premises and cloud environments.

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Firewall Small Business Marketing Software 115

SecureWorld News

DECEMBER 17, 2024

However, when improperly configured or left exposed to the internet, HMIs become prime targets for cyberattacks. According to Casey Ellis, Founder and Advisor at Bugcrowd, safety-critical control systems like HMIs "should never be on the Internet." Exposing HMI systems to the Internet can have serious consequences," Raju explains.

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Internet Internet Risk Passwords 109

Adam Levin

MARCH 19, 2020

Configure a Firewall: Most routers come with a built-in firewall to block unauthorized incoming internet traffic. Encourage workers to check the existing settings and enable their router’s firewall if it isn’t running already. Passwords should be difficult to guess, but easy enough for employees to remember.

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Cisco Security

DECEMBER 13, 2021

The Apache Log4j vulnerability (CVE-2021-44228) has taken the Internet by storm in the past few days. This blog details quick ways Secure Firewall Threat Defense (FTD) and Secure IPS users can protect against attacks leveraging this vulnerability while patching their infrastructure.

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Firewall Encryption Internet Internet 145

Security Affairs

SEPTEMBER 9, 2022

Iran-linked APT group DEV-0270 (aka Nemesis Kitten) is abusing the BitLocker Windows feature to encrypt victims’ devices. Microsoft Security Threat Intelligence researchers reported that Iran-linked APT group DEV-0270 ( Nemesis Kitten ) has been abusing the BitLocker Windows feature to encrypt victims’ devices.

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Encryption Internet Internet Firewall 142

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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Encryption Computers and Electronics Password Management Passwords 138

eSecurity Planet

OCTOBER 7, 2021

The network firewall is the first line of defense for traffic that passes in and out of a network. The firewall examines traffic to ensure it meets the security requirements set by the organization, and unauthorized access attempts are blocked. Firewall protection has come a long way in recent years. Next-generation firewalls.

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Firewall Marketing Technology Social Engineering 105

Malwarebytes

NOVEMBER 6, 2024

Very important files and documents can be encrypted or stored in password protected folders to keep them safe from prying eyes. Use a firewall and VPN A firewall protects an entry point to a network while a VPN creates an encrypted tunnel between two networks. Both can be used to protect your network.

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Small Business Backups Firewall VPN 96

eSecurity Planet

OCTOBER 4, 2021

percent of all malware detected on networks of WatchGuard Technologies customers in the second quarter came over encrypted connections, raising the security risk for the 80 percent of such organizations that lack processes for decrypting and scanning HTTPS traffic for threats. Malware in Encrypted Traffic. A surprising 91.5

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Encryption Malware Ransomware Firewall 145

Cisco Security

FEBRUARY 2, 2023

Cisco Secure Firewall Threat Defense Virtual provides unmatched security controls such as stateful firewalling, Snort3 IPS, URL filtering, malware defense, application visibility and control, and more. Customers can seamlessly deploy and insert Secure Firewall in their Alkira Cloud Exchange Points (CXP).

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Firewall Architecture Internet Internet 104

Security Affairs

AUGUST 10, 2020

An attacker could use $300 worth of off-the-shelf equipment to eavesdrop and intercept signals from satellite internet communications. The academic researcher James Pavur, speaking at Black Hat 2020 hacking conference , explained that satellite internet communications are susceptible to eavesdropping and signal interception.

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Internet Internet Advertising Encryption 134

eSecurity Planet

NOVEMBER 6, 2024

Despite efforts by Columbus officials to thwart the attack by disconnecting the city’s systems from the internet, it became evident later that substantial data had been stolen and circulated on the dark web. Installing up-to-date firewalls , secure access controls, and intrusion detection systems is a must.

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Ransomware Authentication Identity Theft Penetration Testing 115

eSecurity Planet

JANUARY 24, 2024

Firewall rules are preconfigured, logical computing controls that give a firewall instructions for permitting and blocking network traffic. This includes protecting data from internet threats, but it also means restricting unauthorized traffic attempting to leave your enterprise network.

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Firewall Network Security Financial Services Internet 110

eSecurity Planet

DECEMBER 7, 2023

Encryption uses mathematical algorithms to transform and encode data so that only authorized parties can access it. What Encryption Is and How It Relates to Cryptology The science of cryptography studies codes, how to create them, and how to solve them. How Does Encryption Process Data? How Does Encryption Process Data?

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Encryption Passwords IoT Firewall 115

The Last Watchdog

MARCH 6, 2021

A VPN encrypts all internet traffic so that it is unreadable to anyone who intercepts it. This keeps your information away from prying eyes, such as internet service providers and hackers. Set up firewalls. Firewalls act as a defense line in preventing the possibility of threats entering your system.

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VPN Passwords Firewall Risk 214

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. Many IoT devices can punch holes in firewalls using a feature built into hardware-based routers called Universal Plug and Play (UPnP).

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IoT Firewall Manufacturing Computers and Electronics 278

eSecurity Planet

AUGUST 29, 2023

Firewall-as-a-Service (FWaaS) offers firewall capabilities as a cloud-based service. Traditional firewalls protect the network perimeter, enforcing security standards by regulating incoming and outgoing traffic according to rules and traffic analysis.

Firewall 98

Firewall Architecture Data privacy Internet 98

SiteLock

AUGUST 27, 2021

A web application firewall — also known as a WAF — is basically a website’s gatekeeper. You may think that your small business’s website doesn’t receive enough traffic to necessitate a gatekeeper, but consider this: More than 60% of all internet traffic is made up of bots. What Do Web Application Firewalls Protect Against?

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Small Business Firewall Retail Encryption 98

Security Affairs

MARCH 13, 2025

The researchers report that the ransomware rely on Ligolo for reverse tunneling and Cloudflared to expose systems securely without direct internet exposure. Medusa operators leverage legitimate remote access tools like AnyDesk, Atera, and Splashtop, alongside RDP and PsExec, to move laterally and locate files for exfiltration and encryption.

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Ransomware Encryption Cryptocurrency Insurance 70

The Last Watchdog

APRIL 5, 2022

China has enclosed its national internet servers within what is colloquially called ‘the Great Firewall.’ ’ This firewall even goes as far as to block the latest versions of the encryption service TLS (v1.3) If your staff can log on to the internet to access their emails, so can an attacker.

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Hacking Passwords Internet Internet 243

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.),

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Encryption Passwords Authentication Password Management 110

The Last Watchdog

DECEMBER 9, 2019

For decades, the cornerstone of IT security has been Public Key Infrastructure, or PKI , a system that allows you to encrypt and sign data, issuing digital certificates that authenticate the identity of users. Fortanix is supplying the advanced encryption technology underpinning Google’s new service.

Internet 160

Internet Internet Encryption Authentication 160

Security Affairs

OCTOBER 13, 2024

A cyber attack hit Iranian government sites and nuclear facilities Ransomware operators exploited Veeam Backup & Replication flaw CVE-2024-40711 in recent attacks GitLab fixed a critical flaw that could allow arbitrary CI/CD pipeline execution Iran and China-linked actors used ChatGPT for preparing attacks Internet Archive data breach impacted (..)

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Data breaches Cryptocurrency Artificial Intelligence Cybercrime 116

Security Affairs

SEPTEMBER 22, 2022

Threat actors targeted tens thousands of unauthenticated Redis servers exposed on the internet as part of a cryptocurrency campaign. The tool is not designed to be exposed on the Internet, however, researchers spotted tens thousands Redis instance publicly accessible without authentication. ” warns Censys. ” warns Censys.

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Cryptocurrency Internet Internet Hacking 118

The Last Watchdog

JUNE 22, 2022

VPNs encrypt data streams and protect endpoints from unauthorized access, essentially by requiring all network communications to flow over a secured pipe. In each case, these are usually multifunction devices that function as firewalls, IPS, gateway anti-malware, or content filtering. Related: Deploying human sensors.

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VPN Cloud Migration Firewall Encryption 213

The Last Watchdog

OCTOBER 31, 2022

Even before COVID, enterprises saw huge increases in people working outside the traditional corporate firewall. Pervasive encryption: Most application and Internet traffic is now encrypted by default, making it much harder to secure the network from malicious traffic. It adds up to a much larger potential attack surface.

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Network Security Encryption Firewall Telecommunications 213

The Last Watchdog

MAY 19, 2022

As every computer security professional knows, if anything is on the Internet, it’s subject to increasingly sophisticated attacks. The best practices for securing your CMS begin with these five low-hanging-fruit steps: •Make sure that your CMS platform’s access control and encryption features are turned on and configured correctly.

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Data breaches Encryption Mobile Technology 262

The Last Watchdog

DECEMBER 31, 2019

All the encryption , firewalls , cryptography, SCADA systems , and other IT security measures would be useless if that were to occur. The internet of things (IoT) is widening the sphere of physical security as smart devices connected to business systems via the internet may be located outside of established secure perimeters.

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Cyber Risk Risk Firewall Surveillance 173

The Last Watchdog

SEPTEMBER 24, 2019

Keeping track of badness on the Internet has become a thriving cottage industry unto itself. This activity results in a rich matrix of overlapping threat feeds that, if all of the slices could somehow be combined, would present a heat map of an Internet throbbing with malicious traffic that unceasingly changes and steadily intensifies.

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Firewall Cybersecurity Internet Internet 193

Adam Levin

MARCH 19, 2020

Better Network and Firewall Protection: By routing an employee’s internet traffic through your company network, you can provide the same firewalls and network-level protection that they’d have working at an office with robust cybersecurity defenses. Here are five ways VPNs can keep remote employees secure.

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SecureWorld News

SEPTEMBER 4, 2022

VPNs got us all from crawling to walking in the early days of the internet, but security needs have outpaced VPNs' abilities to deliver true security and privacy for users and organizations so we now look to more advanced solutions to keep us cybersafe.

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CyberSecurity Insiders

JULY 16, 2021

SonicWall that offers next generation firewalls and various Cybersecurity solutions has announced that its customers using certain products are at a risk of being cyber attacked with ransomware. x firmware is going to reach its EOL aka End of Life. x firmware is going to reach its EOL aka End of Life.

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CyberSecurity Insiders

MARCH 21, 2021

With a VPN like Surfshark to encrypt your online traffic and keep it protected against any security breach, your valuable data isn’t going to get compromised easily anytime soon. Firewalls . Install hardware firewalls for the maximum level of network security. . Protecting your data is very simple. Two-factor authentication .

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Small Business Cyber Attacks VPN Backups 145