This year, I had the luck to attend AWS re:Invent in Las Vegas, the “grand-messe” of Amazon’s Cloud. Despite the very ambitious agenda that I planned, I was able to attend all my booked sessions …
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Author: Anthony
Under the hood : Netflix Open Connect
In today’s digital entertainment and streaming services, only a few names resonate as strongly as Netflix. With million of unique users daily, Netflix is not only known for its impressive content library, but also for …
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Leveraging BGP to mitigate network attacks: A comprehensive guide
In today’s world, network attacks occurs everyday, targeting all organisations, from the smallest to the biggest. Denial of Services attacks (DoS or DDoS) are innumerable, and their scale increases from month to month. These attacks …
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Palo-Alto / Python : how changing matching logic divided DAG processing time by 300
If you ever worked with Palo Alto DAG (Dynamic Address Groups), you have an idea of how powerful it can be. If you ever worked with Palo Alto DAG, you also have an idea of …
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Sending of large file through sockets boosted with Zero-Copy !
Here we are for a new interesting (I hope !) technical topic. To be honest, I’ll talk here about something I discovered very recently, by looking at a very interesting presentation from Netflix, talking about …
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Have fun with AWS GWLB : I wrote a Geneve router in Python :-)
AWS introduced GWLB (Gateway Load Balancers) a few years ago (Introducing AWS Gateway Load Balancer). This type of load balancers permits to drastically simplify the way you inspect your traffic among several VPCs, avoids having …
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PaloAlto – Digging into API keys
I recently had to work on some stuff around PAN-OS API keys which made me want to understand how they are built and what they contain. This is part of the “secrets” embedded in PAN-OS …
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Python refcount and garbage collection : under the hood
In this (first) article, I will try to explain how Python track objects and reclaims memory space through its famous garbage collector. We’ll also learn (or review) some interesting stuff about Python variables and what …
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Welcome !
Hi, dear visitor ! I’m very pleased to welcome you on my blog. Here, you’ll find different kind of articles treating about different topics I’m working on or thinking about, but essentially revolving around IT …
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