Sunday, November 27, 2016

Learning Log 4 (Weeks 7 & 8)

As weeks pass by, another term will soon come to and end. It has been a tough and bloody-as-hell half of a term we had so far and hopefully it would not be something like it for the next one. After the release of the midterm grades, relief suddenly went through my my mind as I looked upon the marks that were nothing less than satisfactory and above average. Nevertheless, there is still a few more weeks up ahead of us which means there will be new things for us to learn on our DNETCOM class. To make things short and concise, I would simply emphasize on one topic we have learned so far. Sir Justin introduced us to CISCO Packet Tracer second degree cousin, Mr. Wireshark. This nasty bastard is infamous for sniffing packets passively right under your noses. Enough with the overly-exaggerated intro and let's get into the chase. Wireshark enables packet sniffing, or sometimes referred to as capturing, which has something to do with sending and receiving information on either both ends of the 'handshake'. The TCP (Transmission Control Protocol) uses a three-way handshake that includes different flags with different indications. The goal is pretty simple and precise: find the three-way handshake made by the user and the website. I just hope that the next exercises won't get any more difficult tan this. HOPEFULLY.

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