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Articles by

Rob Sobers

New Zealand’s Leaky Servers Highlight the Need for Information Governance

How a Permissions Report Could Have Plugged the Hole in New Zealand’s Leaky Servers Earlier this week, Keith Ng blogged about a massive security hole in the New Zealand Ministry of...

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The Definitive Guide to Cryptographic Hash Functions (Part II)

Last time I talked about how cryptographic hash functions are used to scramble passwords.  I also stressed why it is extremely important to not be able to take a hash...

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Lessons Learned from Mat Honan’s Epic Hacking

” Password-based security mechanisms — which can be cracked, reset, and socially engineered — no longer suffice in the era of cloud computing.” If you haven’t read Gizmodo writer Mat Honan’s...

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The Definitive Guide to Cryptographic Hash Functions (Part 1)

Give me any message and I will create a secret code to obscure it. Try it! Try another one. This is called hashing—a technique often used to secure passwords (among...

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Marco Arment on Dropbox: Don’t use it for anything valuable

If you haven’t heard of Marco Arment–creator of Instapaper, co-founder of Tumblr, and Internet-famous software developer–go follow him on Twitter…now. Not only is Marco an amazingly successful entrepreneur, but his...

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The Difference Between Everyone and Authenticated Users

In order to maintain proper access controls, it’s crucial to understand what every entity on an access control list (ACL) represents, including the implicit identities that are built into a...

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Data Classification Tips: Finding Credit Card Numbers

Data classification is a critical piece of the data governance puzzle.  In order to be successful at governing data, you have to know—at all times—where your sensitive data is concentrated,...

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5 Things You Should Know About Big Data

Big data is a very hot topic, and with the Splunk IPO last week seeing a 1999-style spike, the bandwagon is overflowing.  We’re poised to see many businesses pivoting into...

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What is OAuth? Definition and How it Works

We’ve talked about giving away your passwords and how you should never do it. When a website wants to use the services of another—such as Bitly posting to your Twitter...

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Giving Away Your Passwords

You might have seen the headlines from the past couple of weeks detailing how some employers were demanding employees hand over their Facebook passwords or else. Privacy violation?  Just a...

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