Þökk sé löngum ársleyfum Mastercard (höfum við 25 dagar!) I took a two week trip to Egypt earlier this month to visit a place I have always wanted to see: the burial tombs of the ancient pharaohs in the Valley of the Kings. As a security engineer, I could not help looking at these…
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Þessi færsla er svar við vini sem er að leita að starfi í netöryggi á afar krefjandi markaði. Þar sem þetta er útbreytt vandamál nú á dögum, I decided to write a post rather than simply leaving a comment. Various statistics from multiple sources suggest that there is a wide gap in cybersecurity roles,…
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Mitt fyrsta viðmót við heim netglæpamanna varð í gegnum vatnsbólsárás fleiri ár áður. I visited a Persian website and discovered that it was downloading malware onto visitors’ browsers. I promptly contacted the site administrator, who informed me that they had no technical knowledge of the issue. It became apparent that…
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I have heard this many times over the course of the last several years: someone is experiencing a heavy DDoS attack on their website. When I ask them what type of attack they are experiencing, the answer is usually that the bad guys are sending them thousands or even millions of POST requests. When I…
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DDoS (distributed denial of service) and DoS (denial of service) attacks can be broadly classified into three categories based on the layers of the OSI model they target: network layer (Layer 3), transport layer (Layer 4), and application layer (Layer 7). Layer 3 and Layer 4 attacks are typically less complex–even though that they might…
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The web application firewall (WAF) is a security tool used to guard against unwanted access to web applications. It is often a security device that sits on top of a web server and guards against threats from the internet or from beyond the network perimeter. Unlike Layer 3 (Network) and Layer 4 (Transport) firewalls, which…
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Canvas fingraför, og Zombie kex rekja spor einhvers eru ekkert nýtt; Hins vegar, þessar aðferðir eru endurbættar og hafa orðið alræmdar árangursríkar með tímanum. Nýlega, a study revealed that one in every four 10,000 most visited websites on the internet uses canvas fingerprinting to track the visitors with up to 99.9% accuracy. The tracking attempt to collect…
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Í mörg ár, Ég zealously hafa notað Suhosin með hvaða gerð af PHP5 á Apache2 eða PHP-FPM Nginx vefþjóna til að verja gegn SQL innspýting og öðrum algengum árásum vefur. In fact, PHP5 was so disastrous, both in terms of its core security, and its functions and modules that I could have never conceived using it…
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