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.


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 ...


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. ...


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 ...


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 ...


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 ...


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 ...


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 ...


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? ...


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 ...


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 ...