Erwin Bierens

Knowledge is Power

Challenge yourself to 'Inbox Zero'

2016-06-15 3 min read Office365 Erwin Bierens
Organize your mailbox Do you also recognize a overloading email inbox, to much unreaded emails and no time to clean up, ‘Inbox Zero’ may be the solution for your problem! Yesterday i was reading a blog (sorry, it’s in Dutch) from Michel Bouman from Microsoft. Last year he wrote a blog about how he implemented ‘Inbox Zero’ method by Merlin Mann in his life. In short terms, you have 4 folders(categories): Continue reading

How to block Facebook from your PC

2016-05-28 2 min read Privacy Erwin Bierens
Facebook wants to sell every Ad and you on the Web. The social network will show ads to non-Facebook users on other websites. Companies like Facebook and Google offer you their services for free, but free always has a cost. Advertising pays the bills and the contributors, and these big companies separate themselves from serving up ads that are better targeted than other smaller networks. By tracking you across the web and building a profile (Big Data) that helps which ads you’re going to click most likely. Continue reading

Block the Blue Coat Intermediate CA from Windows

2016-05-27 1 min read Security Erwin Bierens
Symantec has gotten in hot water for issuing rogue certificates (source). While Symantec has agreed to certificate transparency, Blue Coat systems is a known operator of MITM services they sell to enterprises, nation-states and governments, and this certificate would allow Blue Coat to issue arbitrary MITM certificates. OSX instruction can be find over here (By Filippo Valsorda) Block the Intermediate CA on your windows computer Download the certificate to your computer or just click “Open”. Continue reading

Privacy and Anonymity

2016-05-23 3 min read Privacy Erwin Bierens
Privacy Privacy is an increasingly rare commodity these days. To find out what kind of information is there about you do a search for yourself on Pipl.com, you might be surprised at the number of companies that claim to have information about you and your relatives. That’s because your personal information, including your email address, phone number and daily activities on Social Networks and apps, are worth a lot of money to legitimate businesses, your new employer, government and bad guys (read hackers). Continue reading

Yealink Skype for Business Firmware

2016-05-23 1 min read Skype for Business Erwin Bierens
Yealink is continuing its legacy of innovation with the delivery of an end-to-end unified communications (UC) solution for Microsoft environments. The UC Edition of its IP phones is customizable and seamlessly integrates with user workflows. UC Edition phones, crafted with new features tailored for Skype for Business/Lync, extend the communication experience and facilitate better collaboration. Yealink has certified the following models for a direct connection with Skype For Business: T40P T41P T42G T46G T48G Download Yealink Firmware Since the site isn’t very handy with finding tools and firmware, i will list the latest firmware version below. Continue reading

Force HTTPS On Your WordPress Site

2016-05-12 2 min read Security Erwin Bierens
I’m running my wordpress site for quite some time now.. My site is HTTPS enabled and signed with a certificate. HTTP was also possible in the past for reaching my site. In this guide i’m going to point all of the pages (including the administrative) to force HTTPS. To simplify this, the guide will build into the following 3 parts: 1. Force SSL for administrator pages (including the login page) 2. Continue reading

OpenVPN in Kali Linux

2016-04-30 2 min read Security Erwin Bierens
This how to describes how to configure Kali to use a openVPN for securing your traffic. Why should u use VPN? Here’s my top 5 why you want to use a VPN service. 1. VPN provides Privacy and hides your own External IP address. 2. Use any network (public or private or free (hotspot WiFi) with encryption. 3. Login to your home or Work network from anywhere with confidence of encrypted traffic. Continue reading
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