Ermes Browser Security’s Post

🔒 Understanding Session Hijacking: Protecting Your Online Sessions 🔒 In today's interconnected world, securing online sessions is more critical than ever. One of the major threats in web security is **Session Hijacking**. 🚨 What is Session Hijacking? Session hijacking occurs when an attacker takes control of a user's session after they've authenticated with a server. By stealing or predicting session tokens (e.g., cookies), attackers can impersonate the user and gain unauthorized access to sensitive information. 🛡️How to Prevent Session Hijacking: 1.Use Secure Cookies: Always set the `HTTP Only` and `Secure` flags on cookies to protect them from being accessed through JavaScript or transmitted over unencrypted connections.    2.Implement HTTPS: Ensure all communication between clients and servers is encrypted using HTTPS, preventing attackers from intercepting session tokens. 3.Regenerate Session IDs: After successful login or privilege changes, regenerate session IDs to reduce the risk of session fixation. 4.Session Timeouts: Implement idle and absolute session timeouts to limit the duration of a session token’s validity. 5.Monitor and Detect Anomalies: Use tools to monitor active sessions for unusual behavior, such as multiple IP addresses using the same session token. 6. Multi-Factor Authentication (MFA):Adding an extra layer of security with MFA can prevent attackers from accessing accounts even if they have the session token. 🔍Stay Vigilant: Always keep your software and security measures up to date. Educating your team and users about the importance of secure session management can go a long way in preventing such attacks. Let’s work together to build a safer digital environment! 💪 #CyberSecurity #SessionHijacking #WebSecurity #Infosec #DataProtection #CyberAwareness #SecurityBestPractices #DevSecOps #ITSecurity

𝐒𝐡𝐚𝐝𝐨𝐰 𝐀𝐩𝐩𝐬: 𝐓𝐡𝐞 𝐒𝐢𝐥𝐞𝐧𝐭 𝐓𝐡𝐫𝐞𝐚𝐭 𝐭𝐨 𝐘𝐨𝐮𝐫 𝐒𝐚𝐚𝐒 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 Don't let shadow apps jeopardize your organization's security. Take proactive steps to identify and manage them. #saassecurity #cybersecurity #dataprotection #infosec #security #clouddfn

𝐒𝐡𝐚𝐝𝐨𝐰 𝐀𝐩𝐩𝐬: 𝐓𝐡𝐞 𝐒𝐢𝐥𝐞𝐧𝐭 𝐓𝐡𝐫𝐞𝐚𝐭 𝐭𝐨 𝐘𝐨𝐮𝐫 𝐒𝐚𝐚𝐒 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 Are you aware of shadow apps? These unapproved SaaS applications can pose significant risks to your organization's data security. They often operate outside the purview of your security team, introducing vulnerabilities that can be exploited by attackers. 𝐊𝐞𝐲 𝐫𝐢𝐬𝐤𝐬 𝐨𝐟 𝐬𝐡𝐚𝐝𝐨𝐰 𝐚𝐩𝐩𝐬: 𝟏. 𝐃𝐚𝐭𝐚 𝐛𝐫𝐞𝐚𝐜𝐡𝐞𝐬: Sensitive information may be stored or shared without proper security measures. 𝟐. 𝐂𝐨𝐦𝐩𝐥𝐢𝐚𝐧𝐜𝐞 𝐯𝐢𝐨𝐥𝐚𝐭𝐢𝐨𝐧𝐬: Shadow apps can lead to non-compliance with industry regulations. 𝟑. 𝐈𝐧𝐜𝐫𝐞𝐚𝐬𝐞𝐝 𝐚𝐭𝐭𝐚𝐜𝐤 𝐬𝐮𝐫𝐟𝐚𝐜𝐞: They provide additional entry points for cybercriminals. 𝟒. 𝐋𝐚𝐜𝐤 𝐨𝐟 𝐯𝐢𝐬𝐢𝐛𝐢𝐥𝐢𝐭𝐲 𝐚𝐧𝐝 𝐜𝐨𝐧𝐭𝐫𝐨𝐥: IT teams may be unaware of these apps, making it difficult to manage and secure them. 𝐇𝐨𝐰 𝐭𝐨 𝐝𝐞𝐭𝐞𝐜𝐭 𝐚𝐧𝐝 𝐦𝐢𝐭𝐢𝐠𝐚𝐭𝐞 𝐬𝐡𝐚𝐝𝐨𝐰 𝐚𝐩𝐩𝐬: 𝟏. 𝐒𝐚𝐚𝐒 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 𝐏𝐨𝐬𝐭𝐮𝐫𝐞 𝐌𝐚𝐧𝐚𝐠𝐞𝐦𝐞𝐧𝐭 (𝐒𝐒𝐏𝐌):Use tools to monitor SaaS usage and identify unauthorized applications. 𝟐. 𝐄𝐦𝐚𝐢𝐥 𝐬𝐞𝐜𝐮𝐫𝐢𝐭𝐲: Analyze email traffic for signs of new SaaS app introductions. 𝟑. 𝐁𝐫𝐨𝐰𝐬𝐞𝐫 𝐞𝐱𝐭𝐞𝐧𝐬𝐢𝐨𝐧𝐬: Track user behavior to detect interactions with unknown apps. Don't let shadow apps jeopardize your organization's security. Take proactive steps to identify and manage them. #saassecurity #cybersecurity #dataprotection #infosec #security #clouddfn

Enhancing Website Security: The Role of Web Application Firewalls (WAFs) In our exploration of cybersecurity measures, we now turn our attention to Web Application Firewalls (WAFs), a critical defense against cyber threats. As we delve deeper into securing web applications, let's examine how WAFs bolster our defenses against potential attacks. Understanding Web Application Firewalls (WAFs) A Web Application Firewall (WAF) is a specialized security solution that monitors, filters, and blocks HTTP traffic to and from web applications. Unlike traditional firewalls, which focus on network traffic, WAFs are tailored to protect against web-based attacks such as SQL injection, cross-site scripting (XSS), and cross-site request forgery (CSRF). The Significance of WAFs in Website Security Preventing Exploitation: WAFs serve as vigilant gatekeepers, scrutinizing incoming and outgoing web traffic for suspicious patterns or malicious payloads. By analyzing HTTP requests and responses in real-time, WAFs can thwart potential attack vectors before they exploit vulnerabilities in the web application. Mitigating OWASP Top 10 Risks: The OWASP Top 10 outlines the most critical web application security risks. WAFs play a pivotal role in mitigating these risks, including injection attacks, broken authentication, security misconfigurations, and more. Protecting Against Zero-Day Attacks: Zero-day attacks, which exploit unknown vulnerabilities, pose a significant threat to websites. WAFs equipped with advanced threat intelligence and machine learning capabilities can proactively identify and block zero-day attacks, providing an additional layer of defense against evolving threats. Ensuring Regulatory Compliance: Compliance with industry regulations and data protection laws is paramount. WAFs help organizations achieve regulatory compliance by implementing security controls and safeguarding sensitive data from unauthorized access or disclosure. Empowering Businesses to Stay Ahead of Threats In today's dynamic threat landscape, where cyber threats continue to evolve, WAFs serve as a cornerstone of a comprehensive cybersecurity strategy. By harnessing cutting-edge technology and threat intelligence, WAFs empower businesses to outmaneuver cybercriminals and safeguard their online assets and reputation. Conclusion As we navigate the ever-evolving digital realm, securing web applications against cyber threats remains paramount. Web Application Firewalls (WAFs) stand as stalwart guardians, fortifying websites against a myriad of cyber attacks and ensuring a safer online experience for businesses and users alike. #WAF #Cybersecurity #WebSecurity #Hacking #OWASP #DataProtection #InfoSec #CyberDefense

🤔 Some recent conversations with cybersecurity leaders in the Healthcare Industry and various other industries has me thinking a lot more about client-side security. As businesses continue to expand their digital presence, client-side security emerges as a battlefield demanding our undivided attention. The intricate dance of dynamic content, third-party applications, and cross-device compatibility brings with it a complex challenge: securing a website's client-side against an array of threats such as Cross-Site Scripting (XSS), Cross-Site Request Forgery (CSRF), Clickjacking, and the notorious Magecart attacks. While there's no silver bullet, a combination of modern web frameworks, Content Security Policies (CSP), vigilant input validation and sanitation, and a robust Web Application Firewall (WAF) can create a formidable defense. But perhaps the most thought-provoking takeaway is this: security is not a one-time setup but a continuous process of education, implementation, and vigilance. I see this space evolving under the umbrella of Gartner's CTEM Framework (Continuous Threat Exposure Management). This was not one of the categories I originally mapped out in 2019 but so much has changed since then. Thoughts on this? 🤔 How are folks tackling these challenges within your organization? Is this even a priority for 2024? This article from Reflectiz has a good start to some best practices but I feel like more can be done here on all fronts. To be continued... #CTEM #SSE #SASE #ClientSideSecurity #CyberSecurity #WebDevelopment #InfoSec

Day 77/100 of #100daysoflearning 🔒 Web Application Firewalls (WAFs) What is a web application firewall (WAF)? A Web Application Firewall (WAF) serves as a critical defense mechanism for web systems, monitoring, filtering, and blocking HTTP traffic to and from websites or web applications. It operates at Layer 7 of the OSI model, scrutinizing web application logic to identify and filter out potentially harmful traffic that could lead to web exploits. WAFs come in various forms: network-based, host-based, or cloud-based, and are often deployed via reverse proxies to safeguard multiple websites or applications. Why are WAFs essential? Enterprises rely on WAFs to fortify their web systems against a myriad of threats, including zero-day exploits, malware infections, impersonation, and both known and unknown vulnerabilities. By offering customized inspections, WAFs can detect and thwart several dangerous web application security flaws that traditional network firewalls and intrusion detection/prevention systems may overlook. This makes them particularly valuable for businesses providing online services like e-commerce platforms and online banking, where security is paramount. How does a WAF function? WAFs operate by analyzing HTTP requests and applying predefined rules to differentiate between benign and malicious content. Key components of HTTP conversations, such as GET and POST requests, are thoroughly scrutinized. WAFs employ three primary approaches for content analysis and filtering: 1. Whitelisting: This method denies all requests by default, permitting only those from known trusted sources. While efficient, it can inadvertently block benign traffic due to its broad approach. 2. Blacklisting: Using preset signatures, blacklisting targets known malicious web traffic to safeguard websites or applications from vulnerabilities. It's suitable for public-facing platforms but demands more resources and information to filter packets effectively. 3. Hybrid Security: Combining elements of both blacklisting and whitelisting, hybrid models offer a balanced approach, leveraging the strengths of each method. #cybersecurity #websecurity #waf #infosec #networksecurity #webapplications #firewall #techeducation #100daysoflearning

🚨 BadSpace: Fake Browser Updates Deliver Nasty Surprise Cybercriminals are getting craftier, now using legitimate but compromised websites to distribute a sneaky Windows backdoor named BadSpace, disguised as fake browser updates. Here’s what you need to know: 🔗 The Attack Chain: 1. Compromised Websites: Attackers inject malicious code into legitimate sites, including WordPress sites, targeting first-time visitors. 2. Data Collection: The site collects device info, IP address, user-agent, and location, sending it to a command-and-control (C2) server. 3. Fake Update Pop-Up: The server response overlays the webpage with a fake Google Chrome update prompt, leading to malware download or a JScript downloader that installs BadSpace. 🛡️ BadSpace Capabilities: - Persistence: Uses scheduled tasks to stay on the infected system. - System Information: Harvests data and processes commands for screenshots, file operations, and command execution via cmd.exe. - Anti-Sandbox Checks: Evades detection by security sandbox environments. 🚨 Recent Warnings: eSentire and Sucuri Security have reported similar attacks using fake browser updates to spread information stealers and remote access trojans. 🔒 Stay Safe Online: - Avoid Pop-Up Updates: Never download browser updates from pop-ups. Always update directly from official sources. - Use Reliable Cybersecurity Software: Detect and block malicious activities. - Regularly Update Website Security: Prevent your site from being compromised. Stay vigilant and informed to protect against these deceptive tactics. Keep your systems and data safe! #cybersecurity #badspace #fakeupdates #staysafeonline #cyberawareness #browserupdates #malwareprotection #onlinesafety #techsecurity #protectyourdata

𝐖𝐞𝐛𝐬𝐢𝐭𝐞 𝐅𝐢𝐥𝐭𝐞𝐫𝐢𝐧𝐠: 𝐀𝐫𝐞 𝐘𝐨𝐮 𝐅𝐢𝐥𝐭𝐞𝐫𝐢𝐧𝐠 𝐄𝐧𝐨𝐮𝐠𝐡? Website filtering has been around for decades, available through various methods such as endpoint agents, web proxies, firewalls, and SASE. However, many companies still fail to recognize its crucial role. It's concerning how many SMBs choose not to use it at all and how enterprises implement it ineffectively, missing critical settings necessary for robust protection. In 2024, there should be no device on your network without website filtering. Once implemented, the next challenge is ensuring you filter enough. If you currently lack any content filtering, this needs to be a top priority. Companies with some filtering often fall short by not thoroughly configuring it, leaving themselves vulnerable, either through misunderstanding the risks or to reduce end-user complaints. Organizations often rush the configuration process, blocking common risks from political content to non-productive websites. However, they fail to focus on categories that pose security risks, especially those not yet categorized. This is a significant oversight since most reputable filtering databases cover the necessary URLs your users need daily. Your focus should be on the uncategorized sites—these are the ones that can cause harm when least expected. If a website isn't categorized, how can you be sure it's safe? Effective content filtering systems scan and categorize sites for malicious content, continuously monitoring them for threats. Allowing users to access uncategorized websites is a risky gamble that could lead to costly breaches. Prioritizing end-user convenience over security can lead to significant vulnerabilities, as evidenced by breaches in major banking institutions. Ensuring comprehensive and effective website filtering should be a critical component of your cybersecurity strategy. Don't let the unknown become a costly mistake. #websitefiltering #contentfiltering #urlfilterings Reach out to us for help https://lnkd.in/e9Jkx2Km

Web security is a set of measures taken to protect websites, web applications, and their data from unauthorized access, modification, or destruction. Web security encompasses a wide range of topics, including: * Authentication and access control: This ensures that only authorized users can access a website or web application. * Data encryption: This protects data from being intercepted and read by unauthorized parties. * DDoS protection: This defends against distributed denial-of-service (DDoS) attacks, which can flood a website with traffic and make it inaccessible. * Web application firewalls (WAFs): These protect websites from malicious code and attacks. * Content filtering: This prevents users from accessing malicious or inappropriate content. * Malware protection: This defends against malware infections, which can steal data, damage systems, or take control of computers. Web security is essential for businesses of all sizes. A data breach can cost a company millions of dollars, damage its reputation, and lead to lost customers. By implementing strong web security measures, businesses can protect themselves from these risks and keep their data safe. Here are some tips for improving web security: * Use strong passwords and security questions. * Keep your software up to date. * Use a firewall to protect your computer from unauthorized access. * Install antivirus software and keep it up to date. * Be careful about what websites you visit and what links you click on. * Use a VPN when connecting to public Wi-Fi networks. * If you use a public computer, be sure to log out of all of your accounts when you're finished. By following these tips, you can help to protect your web security and keep your data safe.

Protect Your Business from Clickjacking Threats! Hackers use clickjacking to trick users into downloading malware or exposing sensitive data. This poses severe risks, including data breaches and reputational damage. What is #Clickjacking Clickjacking involves hidden hyperlinks over legitimate clickable. Decoy buttons or links are common, leading users to interact with malicious hyperlinks unknowingly. Impacts to your Business: Clickjacking can result in stolen sensitive data, leading to identity theft or dark web sales. Acts as an entry point for more severe breaches, jeopardizing business systems. Erodes trust, causing revenue decline, customer churn, and reputation loss. Recognizing Clickjacking: Redirects, downloads, or new tabs triggered by clicking indicate a possible attack. Frequent pop-ups, strange cursor behavior, and poor website performance are red flags. Prevention Strategies: To prevent your own site from being clickjacked, talk to your website developer about what security measures they have in place to prevent it. Some common strategies are: Implement a Content Security Policy (CSP) to define legitimate content and enhance security. Regularly update software, plugins, and browsers to patch security vulnerabilities. Utilize built-in browser security features and enable X-Frame-Options Header to control content embedding. Protect your business from clickjacking threats with proactive measures and regular testing. Embrace a technology partnership for growth and security. We are happy to help you overcome #cybersecurity threats. Contact www.theitco.ca | 403 456 2009