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S3SS10N Wednesdays are weekly cyber security whiteboard lessons, around 15 minutes long, by Cybrary Instructors and SME’s. They are designed to provide you a midweek, byte-sized deep dive into technical cyber security content.
 
New episodes are published every Wednesday morning at 8:30 AM EST.


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Published: February 8, 2017 | By: John Foster | Views: 7565

This lesson teaches participants how to create a simple Python implant. An implant is a program on a computer which connects back to a command or control. There are many types of implants and numbers of meth ... Read More >

Published: February 8, 2017 | By: Timber Wolfe | Views: 2239

This lesson covers Base64 Encoding. Base 64 Encoding is used so that information being passed up and down a wire doesn’t choke or confuse the wire during the transmission process. Base64 uses a limited cha ... Read More >

Published: February 1, 2017 | By: Timber Wolfe | Views: 1614

XOR (Exclusive or) is an operation that outputs “true” only when inputs differ from one another. In the lesson above, Timber goes over the XOR “truth table” which explains this concep ... Read More >

Published: January 25, 2017 | By: Steven E. | Views: 3882

Join @infosec_eskimo as he gives a very light introduction into the world of SQL Injection.

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Published: January 18, 2017 | By: Andrew McNicol | Views: 12082

In this Session, Andrew McNicol challenges us to think outside the box when it comes to pentesting. Many beginning pentesters feel that tool suites such as Nexus and Metasploit are all they need in order to ... Read More >

Published: January 11, 2017 | By: Kelly Handerhan | Views: 2102

This is the second part in the Session Wednesday series on Network Services presented by Kelly Handerhan. To recap: part 1 covered DNS and DHCP with an overview of the DORA process which is short for Discove ... Read More >

Published: January 4, 2017 | By: Kelly Handerhan | Views: 2657

In this Session Wednesday video, Kelly Handerhan gives us an overview of common network services. The basics she covers will prepare you for the Network Infrastructure exam. Kelly introduces the four main se ... Read More >

Published: December 28, 2016 | By: Zack Meyers | Views: 6529

In this Session Wednesday video, Zack Meyers takes us on a tour of Burp Suite. If you’re unfamiliar with Burp, then you’re in for a real treat! Burp is a soup-to-nuts penetration testing tool for sniffin ... Read More >

Published: December 21, 2016 | By: John Foster | Views: 3094

In this Sessions Wednesday video, our host, John Foster, takes us on a fascinating exploration of debugging the infamous and dreaded Blue Screen of Death otherwise fondly known as simply the “BSOD.” John ... Read More >

Published: December 14, 2016 | By: Kelly Handerhan | Views: 2558

The first two sessions on DNS covered foundational topics including name resolution, records, and the evolution of the DNS system. In Part 3 of this Session Wednesday series, Kelly takes us on a deeper dive ... Read More >

Published: December 7, 2016 | By: Kelly Handerhan | Views: 2973

This lesson continues where the last left off with Domain Naming System (DNS). Essentially, DNS is a database which has information on the systems and services within an organization and is a collection of r ... Read More >

Published: November 30, 2016 | By: Kelly Handerhan | Views: 4502

Networks, Servers, Databases – OH MY!

This session offers an introductory look into Domain Naming System (DNS) and offers a look into the history of DNS.   Participants learn about:

Published: November 23, 2016 | By: Claude Williams | Views: 2471

This session covers cyber compliance and modern trends in the field. Today, the trend is to make cyber security a requirement for each and every organization. The roots of cyber security come from Informatio ... Read More >

Published: November 16, 2016 | By: Kelly Handerhan | Views: 5767

This session offers participants tips on how to pass the CISSP Exam. It bears iterating that while this exam is difficult, examinees who do not pass often find their knowledge fell short in one of the follow ... Read More >

Published: November 2, 2016 | By: Kelly Handerhan | Views: 9520
Published: October 26, 2016 | By: Infosec_Eskimo | Views: 3178

Join @infosec_eskimo has he gives a very light introduction into the quickly growing PowerShell post exploitation framework known as PowerShell. With support for Mimikatz, the Metasploit framework, privilege ... Read More >

Published: October 19, 2016 | By: Steven E | Views: 8182
Published: October 12, 2016 | By: John Foster | Views: 2165

This session covers symbolic execution and adds to information covered in a previous session covering P-trace. Symbolic execution is the method of processing a binary in order to discover what the normal wou ... Read More >

Published: October 5, 2016 | By: John Foster | Views: 5612

This session covers network programming which revolves around sockets and protocols. A socket is a computer’s physical connection point. Every socket has an address and protocol, which is the agreed upon c ... Read More >

Published: September 28, 2016 | By: Steven E | Views: 4792

PowerShell provides access to Win32 API, and is part of Windows Vista and higher.  It is popular on Windows and can be used to automate tedious tasks. Find out more about it and Empire.

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Published: September 21, 2016 | By: Dean Pompilio | Views: 2846

This lesson continues where the last one left off and covers NIST SP 800-30 and continues discussing different adversarial threat, considered malicious events such as malware, exploring and compromising, exp ... Read More >

Published: September 14, 2016 | By: Dean Pompilio | Views: 4637

This session covers the National Institute of Standards and Technology’s (NIST) guide for conducting risk assessments. This document gives an in-depth explanation about the best-practices according to the ... Read More >

Published: September 7, 2016 | By: Kelly Handerhan | Views: 4014

This session picks up where the previous session left off and layers upon the information that was previously given about network devices. The last section specifically discussed hubs, switches and routers. ... Read More >

Published: August 30, 2016 | By: Kelly Handerhan | Views: 8674
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Published: August 15, 2016 | By: Kelly Handerhan | Views: 4117

This session covers implementing custom subnet masks and offers participants a quick and efficient shortcut to achieve this. By assigning a number, you subtract to get an increment which shows the network br ... Read More >

Published: August 15, 2016 | By: Kelly Handerhan | Views: 8669

This video covers sub netting. To be able to subnet, first it is important to understand binary to decimal conversion. Sub netting helps to create new IP addresses and this is especially important to know as ... Read More >

Published: August 10, 2016 | By: Kelly Handerhan | Views: 5094

This lesson covers decimal to binary to hexadecimal conversion. This knowledge is very handy to know prior to going into something such as sub netting. Hexadecimal conversion is also a good skill to have as ... Read More >

Published: August 3, 2016 | By: Max Alexander | Views: 3422
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Published: July 27, 2016 | By: StevenE | Views: 7677
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Published: July 20, 2016 | By: StevenE | Views: 3743
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Published: July 13, 2016 | By: StevenE | Views: 12696
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Published: July 6, 2016 | By: | Views: 10822

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Published: June 29, 2016 | By: Kelly Handerhan | Views: 4895

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Published: June 21, 2016 | By: John Foster | Views: 3986
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Published: June 13, 2016 | By: Kelly Handerhan | Views: 3486
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Published: June 7, 2016 | By: Kelly Handerhan | Views: 4066
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Published: June 1, 2016 | By: Joshua Marpet | Views: 4909
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Published: May 25, 2016 | By: Andrew McNicol | Views: 7604
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Published: May 18, 2016 | By: Kelly Handerhan | Views: 3692
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Published: May 11, 2016 | By: Andrew McNicol | Views: 9622
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Published: May 4, 2016 | By: Kelly Handerhan | Views: 3969
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Published: April 27, 2016 | By: Kelly Handerhan | Views: 4218
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Published: April 20, 2016 | By: Joshua Marpet | Views: 2561
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Published: April 13, 2016 | By: Kyle Hanslovan & Chris Bisnett | Views: 3519
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Published: April 6, 2016 | By: Max Alexander | Views: 4426
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Published: March 30, 2016 | By: George Schu | Views: 3549
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Published: March 23, 2016 | By: Kelly Handerhan | Views: 2072

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Published: March 15, 2016 | By: Joshua Marpet | Views: 1362
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Published: March 8, 2016 | By: George Schu | Views: 2721
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Published: March 2, 2016 | By: Dean Pompilio | Views: 9187
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Published: February 24, 2016 | By: Kelly Handerhan | Views: 3283
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Published: February 10, 2016 | By: Max Alexander | Views: 1782
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Published: February 3, 2016 | By: Kelly Handerhan | Views: 4571
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