0P3N Blog

Cybrary’s Open Blog is a user contributed cybersecurity knowledge base that brings together content highlighting the latest tools, exploits, technologies and insights in the industry.

Exchange 2010 Problem: Some Users Can't Send Nor Receive Emails Anymore
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January 1, 2016

Hello, at first sorry for eventual bad english. Recently my colleagues and i ran into a Problem occuring at our biggest customer. We are running an Exchange 2010 Server. After a Crash of the Domain Controler, we had to re-roll the entire Server (only the Domain Controler). After that re-roll, there are suddenly 3 E-Mail Adresses in our Exchange, that ...

Ethical Hacking Book Lists
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January 1, 2016

I just answered a question from someone on another forum about books that would help them while learning ethical hacking. The course is great, but after finishing you may still have some questions. So I found 2 lists of books that I feel would be great to look into. But first I suggest reading this 12 page PDF by C.C. ...

Etherape Kali Linux 2018.1
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January 1, 2016

Hello, I'm trying to get etherape to run but it appears I'm having issues I installed it via apt-get update && apt-get install etherape and when it's installed I typed etherape in the terminal but I get this message and ideas on how to fix this issue? (etherape:3918): libglade-WARNING \\: Could not load support for `gnome': libgnome.so: cannot open shared ...

Error When Installing Bbqsql
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January 1, 2016

I've been trying to use BBQSQL for a while now, it seems to be a very powerful tool but I always get an error, and there is not much literature about it after serious go ogle-ing, I also upgrading from Kali 2.0 sana to Kali rolling but that didn't help. Below is the error any help will be appreciated. Cheers ...

Error When I Run For Wireless Command Sudo Airodump-ng --ivs Wlan0.
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January 1, 2016

hi...I'm facing below error when I run for wireless command sudo airodump-ng --ivs wlan0. ~$ sudo airodump-ng --ivs wlan0 ioctl(SIOCSIWMODE) failed: Device or resource busy ARP linktype is set to 1 (Ethernet) - expected ARPHRD\IEEE80211, ARPHRD\IEEE80211\FULL or ARPHRD\IEEE80211\_PRISM instead. Make sure RFMON is enabled: run 'airmon-ng start wlan0 ' Sysfs injection support was not found either. vinay@vin:~$ sudo airodump-ng --ivs ...

ERROR TO RUN "arpspoof" ON VIRTUAL MACHINE
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January 1, 2016

Hello everyone, Someone can help me, I have a problem to run "arpspoof", when I run the command: #arpspoof -i eth0 -t myLocalAddress gateway, it returns this error "arpspoof couldn't arp for host". I'm executing from a VM. Let me know the solution. Thank! Maybe u did any wrong with the commands? what kind of virtualization app are you using? @Panoshoopaz My ...

Embedded Systems Penetration Testing
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January 1, 2016

I am an embedded software engineer and as more devices become connected (IoT) I am becoming more and more concerned embedded systems security. I used Kali Linux, Metasploit and Armitage for less than four hours and discovered a security issue for a client. In this case they had done everything right but even so they had a problem. Any clue ...

ElearnSecurity Penetration Testing Professional Training
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January 1, 2016

Anybody have experience with elearnsecurity.com and their PTP course? They released V4 today with some deals for 20% off and free upgrade to a higher version. Looking for some feedback as I'm thinking I might pick up the cost personally to advance my career and pad my resume a little more. https://www.elearnsecurity.com/course/penetration\_testing/ Anybody have experience with elearnsecurity.com and their PTP course? ...

Efsinfo Command Line Tool Is Not Working In My Window 7 Pro. How To Run It?
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January 1, 2016

hi sir! this is my first topic in this forum.first of all i would like to say thank you for your this incredible priceless effort in teaching us so many things in the best possible way.thanks a lot to all of the cybrary team and the supporters,contributors, volunteers! i have a problem after following the videos in the forensic section ...

EDx MicroMasters - Cyber Security
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January 1, 2016

Good Day all, I am planning to pursue the Micromasters certificate offered by RIT ( Rochester Institute of Technology) on EDx. https://www.edx.org/micromasters/ritx-cybersecurity Are MicroMasters worth it in terms of career progression, specifically within the UK? > Gain the essential knowledge and expertise in network security and forensics needed for cybersecurity in enterprise environments. In this Cybersecurity MicroMasters Program, you will ...