ReProvision Reborn – Frequently Asked Questions

2021.10.18 MonCategory: Help

This page provides help for frequently asked questions about ReProvision Reborn.

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Which is the best always-free VPS?

2021.10.12 TueCategory: Web

I think there are many students who don’t have money and want to use VPS as a hobby.
I was also looking for a free VPS to activate my license and to run my own WordPress domain.

In Japan, GCP’s GCE (Google Compute Engine) is famous, but there are other free VPSs as well.
In this article, I have researched the free VPS in the world and share them with you.

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Introduction to DRM Development (1) Symmetric Key Cryptography, Asymmetric Key Cryptography and Hybrid Cryptosystem

2020.12.09 WedCategory: Security

I became interested in DRM (license activation) implementation while developing software, but the development was extremely difficult.

The most important reason for this was the lack of Japanese resources.

In this series, I will explain the development (mainly logic) of DRM as much as possible.

The first article will explain asymmetric cryptography, symmetric key cryptography, and hybrid cryptosystem.

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How to use a Bluetooth keyboard in BIOS/FileVault

2020.12.04 FriCategory: Hardware

Usually, a Bluetooth connected keyboard cannot be used in the BIOS or FileVault unlocking screen.

I looked for a way to bypass this, but the only way I could find was to use a feature called HID Proxy.

This article explains how to use the Bluetooth connected keyboard in the BIOS and FileVault password entry screen with the HID Proxy.

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