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Securely access a private web server using a proxy server and P2P

Access to "private web servers" hosting internal content or systems is restricted to PCs connected to the internal LAN. Furthermore, remote access requires connecting to the internal LAN via a VPN using PC. However, standard VPN environments face emerging security challenges, such as vulnerability exploits and subsequent attacks. Therefore, I would like to propose a establishing a secure remote access environment for private web servers using a "Proxy Server + P2P" architecture. Read more

How to view your PC's camera image from your Android smartphone outside the house

Have you ever wanted to view your PC's camera image using your smartphone from anywhere, such as when commuting to work or traveling? In that case, one option is to log in to the PC via Remote Desktop to check. However, that approach comes with issues such as needing to change your home router settings, the inability to easily view the camera feed, and security concerns. Therefore, I would like to introduce an easy and safe way to do it using P2P. Read more

How to monitor the status of an object using Android's rotation angle

Have you ever wanted to monitor whether an object in your home have moved for security or surveillance purposes? In that case, you could use a system that uses camera footage to detect objects and determine if they have moved. However, building such an environment at home is a large-scale undertaking and presents technical hurdles, making it generally difficult. Therefore, I would like to introduce "SP Sensor", which allows you to easily monitor the state of objects using the "rotation angle" of your smartphone. Read more

Easily createdynamic pet imagesfor your blog content!

What do you do when you want to monitor your pet from outside at night? Expensive surveillance cameras can take infrared pictures at night, but if you don't have one, you have no choice but to leave the home's lights on. With the "SP Camera", you can easily solve this problem! Read more

How to access your office Linux PC from your Android smartphone outside the house with SSH

Have you ever wanted to access your office PC using your smartphone from anywhere, such as when commuting to work or traveling? In that case, there is a way to make it accessible from the Internet by changing the settings of the network environment such as the office's firewall. I think there are some issues, such as not being able to do that in the first place. Therefore, I would like to introduce an easy and safe way to do it using P2P. Read more

How to access your home Windows PC from your Android smartphone outside the house with Remote Desktop

Have you ever wanted to access your home Windows PC using your smartphone from anywhere, such as when commuting to work or traveling? I think there are ways to do this, such as changing the settings on your home router so that you can access it from the Internet, or using a VPN service. However, this poses challenges such as difficult settings, security concerns, and high costs. Therefore, I would like to introduce an easy and safe way to do it using P2P. Read more