Seald's Blog

[Interview] Introduction to cybersecurity
[Interview] Introduction to cybersecurity

> Timothée Rebours, Seald: “it’s now nearly impossible to protect or even define the perimeter as everything's so intertwined” With the number of connected devices and users growing by the minute, securing large amounts of sensitive data becomes increasingly more difficult. As more aspects of our lives become digitized, many companies and institutions providing online services start to struggle with ensuring their user data is safe. Sure, implementing quality authentication measures or encrypti

27/04/2022 5 min
Building an end-to-end encrypted file sharing application with Seald
Building an end-to-end encrypted file sharing application with Seald

If you want to play with the final project, you can find it on our Github repository seald/sdk-upload-example [https://github.com/seald/sdk-upload-example/], with instructions to run it on Docker. Be careful, this is a demonstration project, which comes with no guarantee and needs some improvements to be used in production. An end-to-end encrypted file sharing application There are many file sharing applications (WeTransfer, OneDrive, Dropbox, ...). However, how do these platforms ensure the co

21/01/2022 8 min
Data destruction using crypto-shredding
Data destruction using crypto-shredding

Crypto-shredding is a data destruction technique that consists in destroying the keys that allow the data to be decrypted, thus making the data undecipherable. Difficulty of data destruction Data destruction is a major issue in data protection regulations such as the GDPR in the context of exercising an individual's right to erasure. When a company exercises a person's right to erasure, it must search all databases, all object or flat storage, all logs (and their backups) to find all occurrenc

14/06/2021 2 min
Encryption and politics
Encryption and politics

On Tuesday the 23rd of August 2016 [https://www.liberation.fr/france/2016/08/23/tandem-franco-allemand-pour-renforcer-l-arsenal-antiterroriste-europeen_1474164] , Interior Minister Bernard Cazeneuve received his German counterpart, Thomas de Maizière, to exchange views on the control of data encryption means to strengthen the means of the fight against terrorism. Some politicians, including Mr. Cazeneuve, demand against the unanimous opinion of experts that every message transmitted on the Inte

03/01/2018 2 min