# Cybersecurity

19 posts

Adding Two-Step Verification to Typecho

Published May 16, 2020 Reading time: 1 min read Categories: Tech

A guide to installing the Google Authenticator plugin for a Typecho blog and binding a two-step verification client to improve the security of admin login.
Dongting Lake Field Trip – Day 2

Published November 14, 2019 Reading time: 4 min read Categories: Tech

A record of the second day of the 2019 Dongting Lake study trip, including the Yangtze finless porpoise observation, the benthic organism and water quality experiments, and the daily summary.
Solutions for Sina Image Hosting Failure

Published April 27, 2019 Reading time: 3 min read Categories: Tech

An introduction to several solutions for bypassing verification after Sina image hosting stopped working due to Referer hotlink protection, including PHP relay and meta tag methods.
Just 3 Lines of Code to Make Thunder Ignore "Download Unavailable Due to a Copyright Holder's Request"

Published March 28, 2019 Reading time: 1 min read Categories: Tech

Steps for blocking some of Thunder's domains by modifying the Windows hosts file, bypassing the copyright restriction prompt.
Uninstalling Alibaba Cloud Monitoring and Blocking Cloud Shield IPs

Published February 7, 2019 Reading time: 1 min read Categories: Tech

How to uninstall Alibaba Cloud Shield (Aegis) and its leftover files, and block the Cloud Shield vulnerability scanner IPs via iptables.
Mining Monero with an Idle Linux Server

Published November 10, 2018 Reading time: 3 min read Categories: Tech

Notes on setting up the environment for mining Monero with xmr-stak on an idle CentOS 7 server, including pool configuration and running it as a background process with screen.
Ultimate Screen Recording Tool for PC

Published August 26, 2018 Reading time: 1 min read Categories: Tech

Hehe, this is the licensed version that the blogger risked his life to smuggle out. It was originally stored in the FBI's cracking library, hehe. Said to be one of the world's three top video recording tools. The recorded video files are not only small in size, but also quite…
Sending Comment Notification Emails via SMTP

Published August 23, 2018 Reading time: 3 min read Categories: Tech

An introduction to registering for the free edition of QQ Business Mail, and configuring comment notification emails for a Typecho blog via SMTP using the LoveKKComment plugin.
What You Need to Know About the Substandard Vaccine Scandal

Published August 7, 2018 Reading time: 12 min read Categories: Tech

A review of how the Changchun Changsheng and Wuhan Institute of Biological Products DTaP vaccine batches failed quality standards, and of the problems in China's vaccine batch release and regulatory system.
Some free weather APIs I collected myself

Published May 26, 2018 Reading time: 1 min read Categories: Tech

A list of free weather endpoints exposed on the pages of several large companies, with parameter descriptions, region codes, and IP lookup endpoints, noted as for study use only.
How to Configure CORS in the Rewrite Rules (.htaccess)

Published May 15, 2018 Reading time: 1 min read Categories: Tech

An introduction to configuring CORS response headers in a rewrite-rules .htaccess file using mod_headers, covering how to allow all domains, specific domains, and multiple domains.
Blocking F12 and Inspect Element on a Web Page

Published May 8, 2018 Reading time: 1 min read Categories: Tech

An introduction to using a piece of JavaScript code to detect and block F12 and right-click Inspect Element on a web page, along with a discussion of its compatibility limitations.
Doubi LotServer + ShadowsocksR One-Click Installation Script

Published May 1, 2018 Reading time: 4 min read Categories: Tech

Introduces how to install the ShadowsocksR server on a BandwagonHost KVM VPS using the Doubi one-click script and configure LotServer acceleration.
How to Send Comment Reply Email Notifications with SendCloud

Published April 29, 2018 Reading time: 3 min read Categories: Tech

A guide to signing up for SendCloud, configuring a sending domain and DNS records, and installing the LoveKKComment plugin for Typecho to enable comment reply email notifications.
The SSL certificate used to load resources from xxx will be

Published April 29, 2018 Reading time: 1 min read Categories: Tech

Notes on a Chrome warning in my blog pages that Symantec SSL certificates are being deprecated, covering the risks of loading external avatar resources.
Cloudflare Launches New Public DNS Address 1.1.1.1

Published April 15, 2018 Reading time: 1 min read Categories: Tech

An introduction to Cloudflare's public DNS service 1.1.1.1, covering its privacy commitments, speed performance, and IPv4 and IPv6 configuration addresses.
New HTTPS Redirect Method

Published April 10, 2018 Reading time: 1 min read Categories: Tech

Introduces a method of adding PHP code to header.php to redirect HTTP to HTTPS, without needing to configure rewrite rules.
Forcing HTTPS Redirects

Published April 5, 2018 Reading time: 1 min read Categories: Tech

An introduction to configuring forced HTTP-to-HTTPS redirect rules in Apache and Nginx.
Making a Three-in-One Tipping Link

Published March 24, 2018 Reading time: 3 min read Categories: Tech

How to tell the QQ, WeChat, and Alipay scanning environments apart by checking the User-Agent, so that a single payment code can redirect to the right tipping page for each app.