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 99

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 111

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 121

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 Authentication Passwords Password Management 107

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 103

Cisco Security

JUNE 15, 2021

As a network and workload security strategy leader, I spend a lot of time thinking about the future of the good old network firewall. Spoiler alert: I’m not going to join the cool club of pronouncing the firewall dead. The two main problems for the firewall to overcome in all those new deployment scenarios are insertion and visibility.

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Firewall Software Network Security Encryption 130

Security Affairs

JANUARY 31, 2021

Experts from Great Firewall Report analyzed recent upgrades to China’s Great Firewall and revealed that it can be circumvented. 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.

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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

The Last Watchdog

FEBRUARY 18, 2020

It was just a few short years ago that the tech sector, led by Google, Mozilla and Microsoft, commenced a big push to increase the use of HTTPS – and its underlying TLS authentication and encryption protocol. Related: Why Google’s HTTPS push is a good thing At the time, just 50 % of Internet traffic used encryption.

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Encryption Firewall Risk IoT 218

Schneier on Security

JANUARY 26, 2022

There’s a new ransomware that targets NAT devices made by QNAP: The attacks started today, January 25th, with QNAP devices suddenly finding their files encrypted and file names appended with a.deadbolt file extension.

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Ransomware Firewall Encryption Internet 228

CyberSecurity Insiders

JUNE 20, 2023

The terms computer security, information security and cybersecurity were practically non-existent in the 1980s, but believe it or not, firewalls have existed in some form since that time. Over the years, the traditional firewall has transformed to meet the demands of the modern workplace and adapt to an evolving threat landscape.

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Firewall Network Security Architecture Digital transformation 76

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 132

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 112

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

CSO Magazine

MAY 18, 2022

Many mid-range enterprise firewalls weren’t designed for the volume of throughput necessary to support a hybrid workforce. On top of that, all the filtering and processing it must do to protect against malware over encrypted traffic ultimately slows down Internet speed. To read this article in full, please click here

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Firewall Encryption Internet Internet 72

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

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

Thales Cloud Protection & Licensing

JANUARY 13, 2021

Data Encryption Shields the Energy Sector Against Emerging Threats. But this separation has narrowed as the industry incorporates new grid management systems, and utilities install millions of smart meters and other internet-enabled devices. Encryption. Wed, 01/13/2021 - 09:42. Security of CNI is a national security issue.

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Encryption Energy and Utilities Firewall Marketing 102

McAfee

JULY 29, 2021

Architected for the cloud-first and remote-first deployments, MVISION Cloud Firewall secures access to applications and resources on the internet, accessed from every remote site and location, through a cloud-native service model. Wherever networks went, firewalls followed.

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Firewall Malware Threat Detection Engineering 72

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 90

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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Wireless Firmware Firewall Manufacturing 199

Security Affairs

MAY 24, 2024

Introduction to TLS and Certificate Transparency Log Securing Internet communications is crucial for maintaining the confidentiality and integrity of information in transit. 509 [2] certificates) and encrypted, authenticated connections (TLS [3] and its precursor, SSL [4] ). For instance, suppose firewall manufacturer ACME Inc.

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DNS Manufacturing Firewall Internet 106

Cisco Security

MARCH 16, 2021

Hiding internet activity strengthens privacy—but also makes it easier for bad actors to infiltrate the network. In fact, 63% of threats detected by Cisco Stealthwatch in 2019 were in encrypted traffic. Privacy suffers when people can snoop on your internet activity and sell your data. DoH prevents both of these problems.

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Encryption DNS Threat Detection Internet 85

SiteLock

AUGUST 27, 2021

We teach our kids not to share anything on the internet that they wouldn’t want their grandmothers to see. What Is PGP Encryption? PGP works by encrypting email between two people who each have unique digital fingerprints known as PGP keys. This encrypted channel keeps unwanted observers out of the email conversation.

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Encryption Firewall Technology Internet 52

eSecurity Planet

NOVEMBER 10, 2023

Since a majority of business IT traffic now accesses or passes through the internet, DNS plays an increasingly important — and vulnerable — role. The DNS protocol was designed for use within a firewall on a secure network, and by default will communicate in plain text. . —

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DNS DDOS Encryption Authentication 107

SiteLock

AUGUST 27, 2021

The Diffie-Helman Exchange (DHE) allows two parties – a browser and server in our case – to exchange prime numbers in a secure manner which are then used to create a shared secret used to encrypt a session. Could HTTPS Encryption Be Compromised? How Are SiteLock Customers Impacted?

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Encryption System Administration Firewall Internet 52

eSecurity Planet

APRIL 30, 2024

It’s important to prepare the network and firewalls in advance, then follow seven major steps to configure your DMZ’s protocols and rules. We recommend determining in advance every service you want to host, how many firewalls you plan to implement, and which traffic you want to allow and block.

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eSecurity Planet

MAY 6, 2021

Web application firewalls (WAFs) are a critical component for robust application security. At the same time, WAF technology is increasingly a part of more comprehensive security solutions like next-generation firewalls (NGFW), unified threat management (UTM), and more. Best Web Application Firewalls (WAFs). Amazon Web Services.

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Firewall DDOS Marketing Technology 52

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 87

CyberSecurity Insiders

FEBRUARY 7, 2022

Safer Internet Day is a reminder for organizations to train and regularly refresh employee awareness around cybersecurity. With regular headlines of the latest cyber-attack occurring, organizations must focus on cybersecurity and using the internet safely. So why is it vital to train employees on cybersecurity and internet risks?

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Internet Internet Data breaches Phishing 94

Malwarebytes

JULY 26, 2022

Part 1: Your data has been encrypted! Part 1: Your data has been encrypted! As you can see, our files have in fact been encrypted by the ransomware across multiple directories with the “ encrypt ” extension. Just keep in mind that right now we can effectively communicate out to the internet.

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Encryption Ransomware Backups Firewall 68

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.

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Internet Internet Encryption Authentication 160

IT Security Guru

MAY 12, 2024

Implement HTTPS Using HTTPS (HyperText Transfer Protocol Secure) encrypts data transmitted between the user’s browser and the website. Web application firewalls (WAFs) can filter and monitor HTTP traffic between a web application and the Internet, blocking malicious traffic such as SQL injection and cross-site scripting (XSS) attacks.

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Backups Firewall Encryption Penetration Testing 52

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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eSecurity Planet

DECEMBER 8, 2023

Domain name service (DNS) attacks threaten every internet connection because they can deny, intercept, and hijack connections. With the internet playing an increasing role in business, securing DNS plays a critical role in both operations and security. TLS and HTTPS inherently create secured and encrypted sessions for communication.

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DNS DDOS Firewall Architecture 111

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 Firewall Internet 243

eSecurity Planet

DECEMBER 19, 2023

IaaS is a cloud computing model that uses the internet to supply virtualized computer resources. Security Misconfigurations Inadequately designed security settings, such as open ports, lax access restrictions, or misconfigured firewall rules, might expose infrastructure vulnerabilities.

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