Python Archives - Sqreen Blog

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Developer security best practices: how to validate input data in Python

Boris
September 17, 2019

If you’re building an application that accepts user or third-party input, a crucial consideration for security is ensuring that you properly validate that input. You want to make sure that…

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Developer security best practices: protecting against timing attacks

Boris
September 4, 2019

One of the great things about security is that there is always more to learn. When you’re protecting your applications and users, understanding the kinds of attacks bad actors may…

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Dev
Python

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6 minute read
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How we built V8 natively on ARM

Émile-Hugo
May 9, 2019

When Amazon released their custom Graviton processor, we knew that ARM needed to be on our radar. Although clearly a first generation product, the investment required to build such a…

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66 views
7 minute read
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How I switched from Ruby to Python

Benoit
January 30, 2019

This article is a personal experience shared by Benoit, Sqreen’s first engineer who worked on the Ruby agent and on the Python backend. Ruby, a love story Back in 2008…

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Python

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PyParis 2018

Janis
December 6, 2018

At Sqreen we try to attend any conference that is related to our tech stack. To learn and interact, and, sometimes, to present. This year at PyParis 2018 we did…

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11 minute read
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Giving a voice to Jira

Oscar Baracos
December 3, 2018

The problem What if you could talk to Jira to create a ticket instead of having to interrupt what you’re doing to open a new tab, and painstakingly scroll through…

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Dev
Python

121 views
14 minute read
3 comments

Streaming data with Amazon Kinesis

Bartosz Telenczuk
September 10, 2018

Introduction At Sqreen we use Amazon Kinesis service to process data from our agents in near real-time. This kind of processing became recently popular with the appearance of general use…

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Dev
Python

36 views
11 minute read
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Context information storage for asyncio

Vivien
February 26, 2018

At Sqreen, we are building an agent based on dynamic instrumentation. It detects security incidents from inside an application (injections, cross-site scripting etc.) and allows users to configure actions (blocking…

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26 views
3 minute read
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Poison Packages in Python

Don Goodman-Wilson
September 18, 2017

Speeling is hard, yeah? Python quiz: What’s the difference between these two packages? urllib3 urlib3 Answer: urllib3, with two l’s is the one you meant to use. urlib3 with one…

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1 minute read
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Stop using pycrypto. Use pycryptodome instead

Paul
March 23, 2017

As we are still seeing a lot of applications depending on the Python Cryptography Toolkit (aka pycrypto) to manage their cryptography, this is a quick reminder to stop using it. The vulnerability…

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