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Posts published in “Software”

Using Artica Squid Open Source Project to Build Powerful and Safe but Simple to Use Proxy

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Looking for a pre-installed GUI based Proxy for a while and found Artica recently. The feature is pretty attractive and GUI interface looks cool. What is Artica? “Artica Proxy is an appliance that claim to manage Squid-cache proxy with all features that Squid Cache provides.With the Artica Web interface you can monitor, manage get statistics of your proxy service. Artica Proxy provides ISOs in order to build a full proxy appliance without any technical skills. Artica Proxy allows to enable…

Windows 10 Tips and Tricks

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1. Install Telnet Client Option 1 – From Control Panel Open “Control Panel“. Open “Programs“. Select the “Turn Windows features on or off ” option. Check the “Telnet Client” box. Click “OK“. A box will appear that says “Windows features” and “Searching for required files“.When complete, the Telnet client should be installed in Windows. Option 2 – From Command Line You can also install the Telnet Client by issuing a command. Hold down the Windows Key, then press “R“. The Run dialog…

USB to Serial Cable Driver Issue on Windows 10

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I have been using a Usb-to-Serial cable for many years without problem at windows xp and windows 7 system. Just recently upgraded to windows 10 , the cable does not work properly any more. The Prolific USB-to-Serial Comm Port shows not working properly in the system Device Manager. There is a yellow exclamation mark next to my Prolific USB in device manager as shown below screenshots: Device Status of the Device’s Property shows:     This device cannot start. (Code…

Firefox Warning Message -“This Connection is Untrusted” Caused by Proxy Server Certificate

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I am getting the “This Connection Is Untrusted” message in Firefox for all security website using https even when I go to the Mozilla support page. Any secure site is viewed as an untrusted connection only in Firefox browser, but IE and Chrome are fine. The certificate is not trusted because the issuer certificate is unknown. Here is a screenshot when I tried to browse Google website from Firefox. I have tried following: https://support.mozilla.org/en-US/kb/connection-untrusted-error-message#w_the-certificate-is-not-trusted-because-the-issuer-certificate-is-unknown The file cert8.db in your profile…

Use Endpoint Sandbox Software to Protect Your Windows Computers

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There are so many malicious websites, software and hackers in this cyber world which are aiming to get our information, hijack your computer or browsers. Even after you patched your computer, installed anti-virus/anti-spam/anti-spy/anti-bot/firewall/intrusion protection software on your computer, they will still find a way to come in to ruin your computer by alluring you click a link, open an attachment, or install a valid software. Is there a way we could keep our computer completely free from those threats? No,…

Build WordPress Application Under Your Own Domain Name With Openshift and Cloudflare

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Since 2011, Blogger is used to host my technical blog – http://51sec.blogspot.com. But during last a couple of years, wordpress is getting more and more popular and powerful. This post recorded the steps how to use Redhat Cloud Platform OpenShift with Cloud Service Company CloudFlare to build a wordpress site under your domain. 1. Register your plan at Openshift.com OpenShift is built on OpenStack and Red Hat’s open-source technologies. These include Red Hat Enterprise Linux (RHEL), JBoss Enterprise Application Platform,…

My Top Internet / Network Tools

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There are lots of useful sites which helps the troubleshooting procedures. I listed some common tools or websites used by myself. Please let me know what you are using and I would like to try them and add them into this list. 1. Internet/Network Tools Portal http://ping.eu/ Ping – Shows how long it takes for packets to reach host Traceroute – Traces the route of packets to destination host from our serverDNS lookup – Look up DNS recordWHOIS – Lists…

VanDyke SecureCRT Settings Tips

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VanDyke SecureCRT provides  IT pros a very user-friendly client to manage command line devices and SSH hosts with. Connecting to devices securely is one thing, and there are other products that can achieve this goal, but with SecureCRT, multiple connections can be managed in tabs to allow you to work between sessions without changing windows. Here are some my favourite settings to customize SecureCRT:1. Edit Default Settings for terminal EmulationIf you are using Linux devices, please choose Linux as your Terminal.…

Update to Windows 10 Immediately Without Wait Validating from Microsoft

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One of my windows 7 laptop is still waiting Microsoft to validate my computer’s specific but my another one has been notified and successfully automatically updated. After a couple of  weeks waiting, this weekend I lost patience and decided to find other ways to update my windows 7 to windows 10. Validating Windows 10 for your PC One way I found is to use Microsoft media creation tool. Microsoft has provided a URL to download software for those who do…

Free Software Across the Great Firewall (免费翻墙软件)

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All information are collected from Internet.  From: https://pao-pao.net/article/111 从2015年1月1日开始的,Chinese GFW升级,很多免费翻墙软件相继失效. Here are some may still working: 1. 自*由*门 翻墙软件中的“常青树”。最新版本7.52依然好用,就是速度稍微慢了一点。 How to Use Link: 翻墙七种武器之多情环:自由门与无界 2. 无*界*浏*览*14.04  无界,几乎算作自由门的姐妹款,是由美国无界万国公司创建在GIFT技术平台上的免费软件,也是由海外法轮功学院所开发,和动态网同属于美国自由网络联盟,曾经被哈弗大学在2007年的研究调查中被评为“效果最好的翻墙工具”. Usage is same as 自由门. 3. 赛风(Psiphon) “Psiphon”,官方中文译名为赛风,民间早期译作白凤或彩虹,是一款可以突破网络审查的自由软件,其遵循GPL协议,于2006年12月1日发布。它是由开放网络基金资助、多伦多大学的公民实验室(Citizen Lab)开发。Psiphon 分为数个版本,Psiphon 2 是网页版代理,Psiphon 3 是利用VPN和HTTP代理技术的软件,支持‬Android及Microsoft Windows系统。Psiphon3提供SSH+,VPN,SSH三个通道可供翻墙。速度比较快,就是不太稳定,偶尔断线,不过断线后软件会自动寻找新的可用服务器。 How to use link: 翻墙七种武器之新多情环:Psiphon赛风http://www.psiphon3.com  https://psiphon.ca/ 4. 蓝灯(Lantern) 基于P2P的新型翻墙软件,美国国务院资助项目。可以添加信任的好友到自己的网络,使翻墙速度更快、更不容易被封锁! Websites:https://github.com/getlantern/lantern/https://getlantern.org/https://github.com/getlantern/lantern/wiki/欢迎https://groups.google.com/forum/#!forum/lantern-develhttps://github.com/getlantern/lantern/releases 最新版下载: * 本文原文链接:蓝灯 Lantern – v1.5.8(2014-11-5) – 美博园 * Latest Lantern Release v.1.5.8 (2014-11-5) http://lantern.s3.amazonaws.com/lantern-1.5.8-30ad4bd.exe (Windows XP SP3 and above) http://lantern.s3.amazonaws.com/lantern-1.5.8-30ad4bd.dmg (OX 10.7 and above) http://lantern.s3.amazonaws.com/lantern-1.5.8-30ad4bd-32-bit.deb (Ubuntu 14.04 and above 32 bit) http://lantern.s3.amazonaws.com/lantern-1.5.8-30ad4bd-64-bit.deb (Ubuntu 14.04 and above 64 bit) How to…