remote access Archives

Tech Optimizer

September 1, 2026

What a smart firewall does and why it matters on home Wi-Fi

Home Wi-Fi connects various devices and presents security risks, making firewalls important for network protection. A router firewall is built into the home router and protects all connected devices, while a software firewall operates on individual devices for additional security. Inbound traffic is data coming to a device, while outbound traffic is data leaving it; firewalls analyze this traffic to manage connections. Network security is critical as sensitive information is often accessed on devices used for leisure, and remote work increases data overlap. Firewalls can control network connections and filter unwanted traffic but cannot replace weak passwords or antivirus protection. To enhance home network security, users should secure router settings, keep routers updated, strengthen Wi-Fi access, check connected devices, and replace outdated routers. A comprehensive security strategy includes keeping software updated, using multifactor authentication, being cautious with links, and strengthening firewalls with antivirus protection. Protecting valuable data is essential, and understanding ransomware risks is crucial. The 3-2-1 backup strategy involves maintaining three copies of data on two different storage types, with one copy offsite. Regularly testing backups and knowing how to respond to ransomware incidents are also important.

Tech Optimizer

September 1, 2026

Fake Microsoft Security Scan Tells You to Remove Antivirus—Then Scammers Ask for Remote Access

A new web-based scam is using counterfeit Microsoft-branded security scans to deceive users into uninstalling their antivirus software. The scam websites conduct fake inspections, reporting false security failures and claiming third-party antivirus products are unsupported by Windows. They gather browser information to create customized-looking scan reports and aim to mislead victims into a fraudulent refund process. Investigators have identified 11 related scam sites under the name SysScan, which present themselves as legitimate Microsoft security checks. The scam does not involve file downloads but relies on convincing websites, fabricated security scores, and personal information forms. The scan results are hard-coded, and the security score is limited to a range between 13 and 30 out of 100. The scams instruct users to uninstall antivirus software, which is misleading since Windows does not cease support for third-party antivirus solutions. The scam sites request extensive personal information, including names, addresses, phone numbers, and banking details, and redirect victims to a page claiming a refund manager will call shortly. This process allows scammers to gain remote access to victims' computers. Indicators of compromise include specific IP addresses and domains associated with the scam.

AppWizard

August 29, 2026

6 awesome things you can do with a terminal emulator on Android

Terminal emulators allow users to interact with operating systems through text commands. Termux is an open-source terminal emulator for Android available on the F-Droid store. Users can test internet speed directly from Termux by installing Python and using the speedtest command. Weather information can be accessed using the curl command for a three-day forecast, and users can create shortcuts for convenience. Termux can display system information using colorful ASCII art with tools like fastfetch or macchina. It allows remote access to the phone via SSH after installing openssh. Users can run AI chatbots locally using the command-line tool Ollama. Termux can also facilitate the installation of Linux-based operating systems on Android devices using the proot-distro tool.

Tech Optimizer

August 27, 2026

Scammers Impersonate Microsoft to Push Fake Security Scans and Refund Fraud

A network of fraudulent websites, branded as SysScan, has been discovered, which falsely claims to evaluate antivirus software effectiveness through deceptive security scans. These sites manipulate users into uninstalling legitimate antivirus products and disclosing sensitive personal and banking information. Eleven distinct domains associated with SysScan have been identified, all hosted on a single server. The fraudulent scans generate misleading results based on static findings rather than actual system assessments, and users are coerced into believing their computers are at risk. The scams misrepresent normal browser behaviors as security threats and instruct victims to uninstall their antivirus software, compromising their defenses. The operation targets both individual and business users, collecting extensive personal information and utilizing remote-access tools. The data submitted is sent to Telegram via its bot API. Users are advised to disconnect from the internet and secure their devices if they suspect they have been compromised. Indicators of compromise include specific IP addresses and domains associated with the scam.

Tech Optimizer

August 26, 2026

AVG Antivirus Review 2026: Is the Free Version Enough?

AVG AntiVirus Free has an overall rating of 4.2 out of 5 stars, with specific scores of 4.7 for protection, 4.3 for performance and features, and 3.5 for customer support. The software is available for free or can be purchased starting at .88 for the first year, with pricing verified in August 2026. It achieved a 99.77% malware detection rate with only four false alarms and offers features such as real-time protection and Ransomware Protection. However, customer support is rated lower, and there are upselling prompts after scans. AVG is owned by Gen Digital and has been in operation for over 35 years, originally founded as Grisoft in the Czech Republic. The free version includes essential features like File Shield, Behavior Shield, Web Shield, Email Shield, and Ransomware Protection, while some features like Enhanced Firewall and Fake Website Shield are exclusive to paid versions. AVG's performance on Windows 11 has been validated by independent tests, scoring 6/6/6 in AV-TEST and achieving a 96.3% offline detection rate in AV-Comparatives. The software is available across multiple platforms, including Windows, Mac, Android, and iOS. AVG's customer support includes email and phone options, with a reasonable response time. The software is safe to install when downloaded from official sources, and it has been recognized for its effectiveness in malware detection.

Tech Optimizer

August 26, 2026

Catch Of The Week: The ‘Security Scan’ That Wants You Defenseless

Researchers at Malwarebytes have identified a network of deceptive websites posing as a service called “SysScan,” which pretends to conduct Microsoft security checkups. Users encounter these sites through search results, browser hijacking pop-ups, or unsolicited emails. The sites use Microsoft branding and a fake progress bar to create the illusion of a scan, but they only collect harmless data like operating system and location, which are then manipulated into alarming fake alerts. The fabricated security score is predetermined and does not reflect the user's actual security status. The scam misleads users into believing that Windows no longer supports third-party antivirus software, prompting them to uninstall their protections, which increases their vulnerability. Users are then asked to provide personal and banking information through a form that sends data via a Telegram bot. Eleven fraudulent sites have been traced back to a single server. Indicators of the scam include requests to disable antivirus software, installation of remote-access software, and solicitation of sensitive information. Microsoft does not initiate cold calls or scan computers through web pages. If someone has engaged with the scam, they should disconnect from the internet, uninstall any remote-access tools, reinstall antivirus software, and report the incident to authorities.

Winsage

August 26, 2026

Windows NT 4.0 was released on this day 30 years ago

On August 24, 2001, Microsoft launched Windows XP to manufacturing. Five years earlier, on August 24, 1996, Windows NT 4.0 was released to the public, following the launch of Windows 95 in 1995. Windows NT 4.0 featured a user interface similar to Windows 95, incorporating elements like the Start button, taskbar, and Windows Explorer, while maintaining the security and networking advantages of the NT line. It emphasized business networking, with its Server edition including Internet Information Server and support for PPTP for virtual private networks. However, it faced challenges such as increased risk of system crashes due to architectural changes and limited driver availability, lacking official USB support. The legacy of the NT line continues in modern Windows operating systems, including Windows 2000, XP, and Windows 11.

Tech Optimizer

August 26, 2026

How to Protect Against Ransomware: 13 Steps [2026]

Global ransomware attacks increased by 0.8% quarter-over-quarter in Q2 2026. The group Qilin has 279 confirmed victims, maintaining its position as the leading threat actor for four consecutive quarters. The rival group The Gentlemen saw a 62% increase in victims, reaching 269. Checkpoint Research's report indicates a shift in the ransomware landscape, challenging the narrative of declining attacks. IBM's analysis shows breaches within supply chains and third-party vendors have quadrupled over the past five years. Effective ransomware protection requires administrative access to endpoints, firewalls, and backup systems, along with specific software versions and tools. The 3-2-1-1-0 backup strategy is recommended, emphasizing offline, immutable backups. Organizations should implement multi-factor authentication (MFA) across all access points and actively patch known vulnerabilities. Network segmentation is crucial to limit ransomware spread, and canary files can provide early warnings of attacks. Regular phishing simulations and a well-documented incident response plan are essential for preparedness.

Tech Optimizer

August 24, 2026

Fake Microsoft security scans trick victims into uninstalling their antivirus

A surge of fraudulent websites claiming to verify antivirus software functionality has emerged, using the name SysScan and misleadingly asserting that Windows no longer supports third-party antivirus solutions. These sites conduct fake security scans, gather personal information, and set up a refund scam. Eleven such websites were found hosted on a single server, executing similar deceptive tactics. They can access basic browser data but cannot conduct genuine security scans. Microsoft continues to support third-party antivirus software, and legitimate refund processes do not require uninstalling security tools. The scams instruct users to remove their antivirus software to facilitate further manipulation and to collect information about the antivirus in use. The customer information forms collect extensive personal data and are designed to send this information to a Telegram bot API. Victims are promised a refund call after submitting their information, which is part of the scam's manipulation. Signs of such scams include claims of deep problems with the computer, consistently negative diagnostic results, requests to uninstall antivirus software, and demands for banking information. If affected, victims should disconnect from the internet, remove remote-access tools, and contact their bank. The hosting IP address for these sites is 157.230.180.90, with multiple associated domains listed.

Tech Optimizer

August 23, 2026

The First Antivirus Built for Family IT Support Misses the Mark on Protection

Splashtop has launched its antivirus product, Splashtop Shield, after over two decades in remote access solutions. The antivirus received a four-star rating but is still being refined. It offers remote care capabilities for families, with various licensing options: an Individual license for two computers, a Family Lite license for up to five devices, and a full Family subscription for ten devices. Pricing is competitive within the market. Splashtop Shield enhances security by blocking unapproved remote access tools and provides a control console for family members to manage antivirus settings. In testing, it scored 7.8 out of 10 for malware protection, lower than competitors, and blocked 86% of malware-hosting URLs. It excelled in phishing protection, detecting 99% of fraudulent attempts. The Family Guardian feature allows comprehensive control over family members' antivirus settings, facilitating remote assistance. However, the antivirus component lacks the robustness of established competitors, and its performance raises concerns.