Blocking Is Not Just For Football

Blocking is used in football to prevent the opposing defense from tackling your quarterback or running back.  In cybersecurity, blocking can be used to prevent attacks from malicious sources.  Today  and Friday we will look at several blocking tactics:  IP blocking, geo-blocking, sender blocking, and domain blocking.

IP Blocking

Every time your computer connects to another computer or web server, there is an exchange of information that happens, including an exchange of IP ...

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Beginning of the End for Anonymous Crypto-Currency?

One of the major attractions of Bitcoin, Etherium, Monero and other crypto-currencies has been the ability to keep your transactions anonymous, away from the prying eyes of governments, law enforcement agencies, and anyone else.  A recent ruling in a federal district court in California will change that.

The court ordered popular crypto-currency exchange and wallet service Coinbase to turn over records on more than ...

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Merry Christmas

Ho ho ho!  Merry Christmas!

We are taking a break from our publishing schedule to celebrate Christmas with our family and friends.

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Sunday Funnies – A Dilly Dilly of a Cease and Desist

Merry Christmas from WyzGuys.  Here is a bit of good news.  Trademark infringement C&D done right with a sense of humor.  Make sure you watch the video.  The video is from Budweiser’s Facebook page.  You may have to turn on the sound in the video window.  Enjoy.  I may even drink a Bud Light in honor of the King of Beers.

From Tech Dirt:

Minneapolis brewery, Modist Brewery, recently unveiled a new double IPA it ...

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Weekend Update

A quick Saturday digest of cybersecurity news articles from other sources.


Is Donald Trump Putin’s Revenge?

A two-part Frontline documentary on PBS titled Putin’s Revenge examines the rise to power of an obscure ex-KGB agent named Vladimir Putin and the tactics he used to influence the last U.S. Presidential Election.  Evidence would indicate that Putin prefers Republics to Democrats.  Worth a look.  Live stream them here.


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An End To Robocalls?

Good news from The Federal Communications Commission (FCC).  Telephone service providers will be legally able to block automated phone calls, commonly known as robocalls.  The new rules enable telephone service providers to block robocalls before they get to our phones. This includes calls from phone numbers on a Do-Not-Originate (DNO) list and those numbers that show up in Caller ID that are “invalid, unallocated, or ...

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Why We Want Network Neutrality Back

I like to keep the nasty business of politics off of this website, but every now and again it rears its ugly head in ways we cannot ignore.  Net neutrality is one of those issues.

Politically, I am a fiscal conservative and a social liberal, and voted Libertarian in the last election.  I did not vote for Trump, and I couldn’t vote for Hilary, either.  As predicted, Trump is dismantling a lot of the Obama administration’s legacy, and network neutrality is ...

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Huge Worldwide WordPress Brute Force Attack

The rare Tuesday post, but this couldn’t wait.  If you are running a WordPress site, you need to know this.  This was just released by WordFence.

“Early this morning our team was woken up by systems alerts letting us know that we needed to scale up our attack logging capacity. The number of WordPress attacks we were monitoring per hour had ...

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Hidden Web Cams in Airbnb Rentals and Hotel Rooms?

If you are traveling for the holidays, here is something else to watch for – the hidden web camera.  If you are staying at an Airbnb, or even a traditional hotel or motel over the holidays, be aware that there have been incidents where web cams have been found in the rooms.  Often they are disguised as other devices, such as the “motion ...

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