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.

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?
By:
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 ...

Earned Value SPI Vs Earned Schedule SPI(t)
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January 1, 2016

Both are KPI's, both can measure the actual performance (physical) on the project. But... What happens when you reach dates beyond the original programmed completion date? Follow my posts, and we will discuss this matter deeper. Problem #1: After the baseline completion date, the SPI (EV/PV) or (BCWP/BCWS) only shows "How much of the planned work we achieved", not the ...

E-council Education Verification To Be Eligible For CEH Exam
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January 1, 2016

Hi everyone, I see on E-council website for a candidcancandidate to be eligible to seat for the CEH exam one of the eligibility criteria is to attend a training. Can we use cybrary as the source of training for E-council verification purposes? From what I understand it seems like it has to be in an official classroom setting. If anything these ...

Due Care Vs. Due Diligence
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January 1, 2016

I'm sure this has been brought up numerous times, but I'm getting more and more confused. I've read so many sources on this, and they seem to radically contradict each other. Even in the Cybrary CISSP videos, there's something I'm confused about. Kelly verbally says that due diligence is the research and due care is the action. OK, but there's ...

Need Help - Dual Control Vs Split Knowledge
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January 1, 2016

Can anyone please help me in understanding the difference between dual control and split knowledge ? Can anyone please help me in understanding the difference between dual control and split knowledge ? https://www.studynotesandtheory.com/difference-between-split-knowledge-and-dual-control/ Simply Dual-control: two persons authenticated by supplying unique key for each with the same kind of the keys. Split-knowledge: two persons authenticated with different kinds of objects (like combo lock ...