Tech Tip Tuesday – Evil Packet Analysis

Packet/network analysis tools are everywhere and everyone seems to think it will solve all your cyber security problems. It might but where do you start? This post asks and answers "What are the top 10 or so questions (what & why ask) you would ask yourself when looking at packets you suspect contain evil?"

https://isc.sans.edu/forums/diary/Packet+Analysis+Where+do+you+start/22001/

If you have a Tech Tip you want to share, send them to info@cyberhui.org and we'll get them out next #TechTipTuesday.

Tech Tip Tuesday – Do You Know What Your Browser Says About You?

Your browser shares a lot of information with every site you visit on the Internet. Using a proxy is one method to provide some anonymity, although I wouldn’t recommend using it to bypass your company or schools firewall.

http://searchsecurity.techtarget.com/feature/Hacking-Web-Intelligence

If you have a Tech Tip you want to share, send them to info@cyberhui.org and we'll get them out next #TechTipTuesday.

Tech Tip Thursday – Top 10 Exploited Vulnerabilities Targeted by Exploit Kits

Exploit kits greatly reduce the barriers for entry for hackers. Hackers no longer need deep understanding of vulnerabilities and how to exploit them. They just click their way through to pwnage with canned attacks. The most common vulnerabilities of 2016 were found in Adobe Flash, Internet Explorer, and Silverlight. Now would be a good time to check your systems.

http://resources.infosecinstitute.com/most-exploited-vulnerabilities-by-whom-when-and-how/

If you have a Tech Tip you want to share, send them to info@cyberhui.org and we'll get them out next #TechTipTuesday.

Tech Tip Thursday - How to Remove Ransomware From Your LG TV

Yes, this is a very specific TTT and no, it hasn’t happened to me. It is a good indicator of how pervasive ransomware has become. In this case the TV’s owner downloaded an app to watch a movie. During the movie the screen froze and after a reboot, the TV loaded the Flocker ransomware. Fortunately, a simple factory reset will let resume your Netflix binging but it’s an important lesson to practice safe computing… on your TV.

https://www.grahamcluley.com/remove-ransomware-lg-smart-tv/

If you have a Tech Tip you want to share, send them to info@cyberhui.org and we'll get them out next #TechTipTuesday.

Tech Tip Thursday – RansomFree

If you’re worried about ransomware, check out RansomFree from Cybereason, a real-time ransomware detection and response software that can spot most strains of Ransomware before it starts encrypting files and alert the user to take action. Good computer hygiene (e.g. unique credentials, keeping your systems patched, current backups, etc) is always recommended but if you are looking for a specific solution to ransomware, try RansomFree for FREE.

https://amp.thehackernews.com/thn/2016/12/free-anti-ransomware-software.html

If you have a Tech Tip you want to share, send them to info@cyberhui.org and we'll get them out next #TechTipTuesday.

Tech Tip Thursday – Default IoT Passwords

The Mirai malware relied on the average user, who just wants their “stuff” to work, to leave the default credentials (username and password) on their Internet of Things (IoT) devices (e.g. IP cameras, routers, DVRs, refrigerators). Once the devices were compromised, they were added to the botnet to perform Distributed Denial of Service (DDoS) attacks. It’s was pretty successful with just 68 credentials. Have you changed your default credentials?

https://krebsonsecurity.com/2016/10/who-makes-the-iot-things-under-attack/

If you have a Tech Tip you want to share, send them to info@cyberhui.org and we'll get them out next #TechTipTuesday.

Tech Tip Tuesday – How to Win the NCL

First off, H.A.T.S. off the Hawaiʻi Advanced Technology Society for winning the National Cyber League. The NCL is a great way to learn practical cybersecurity skills in a competitive environment. They have free training and labs available to prepare you for the competition. The following blog gives you most of the tools you need but you need to put in the work to use them effectively.

https://www.wraysec.com/2015/11/02/how-to-win-the-ncl/

AND don’t forget. Spring registration opens March 11, 2017!

If you have a Tech Tip you want to share, send them to info@cyberhui.org and we'll get them out next #TechTipTuesday.