Archives par mot-clé : Télécom SudParis

Cryptography: what are the random numbers for?

cryptographie, nombres aléatoires, random numbers

Hervé Debar, Télécom SudParis – Institut Mines-Télécom and Olivier Levillain, Télécom SudParis – Institut Mines-Télécom The original purpose of cryptography is to allow two parties (traditionally referred to as Alice and Bob) to exchange messages without another party (traditionally known as Eve) being able to read them. Alice and Bob …

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Governments, banks, and hospitals: all victims of cyber-attacks

cybersécurité, attaques informatiques, attacks

Hervé Debar, Télécom SudParis – Institut Mines-Télécom Cyber-attacks are not a new phenomenon. The first computer worm distributed via the Internet, known as the “Morris worm” after its creator, infected 10% of the 60,000 computers connected to the Internet at the time. Published back in 1989, the novel The Cuckoo’s …

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Zero-click attacks: spying in the smartphone era

zero-click attacks

Zero-click attacks exploit security breaches in smartphones in order to hack into a target’s device without the target having to do anything. They are now a threat to everyone, from governments to medium-sized companies. “Zero-click attacks are not a new phenomenon”, says Hervé Debar, a researcher in cybersecurity at Télécom …

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Facebook: a small update causes major disruption

Facebook

Hervé Debar, Télécom SudParis – Institut Mines-Télécom Late on October 4, many users of Facebook, Instagram and WhatsApp were unable to access their accounts. All of these platforms belong to the company Facebook and were all affected by the same type of error: an accidental and erroneous update to the …

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IMPETUS: towards improved urban safety and security

How can traffic and public transport be managed more effectively in a city, while controlling pollution, ensuring the safety of users and at the same time, taking into account ethical issues related to the use of data and mechanisms to ensure its protection? This is the challenge facing IMPETUS, a …

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El Niño: communities in the face of weather’s bad boy

El Niño

South America must regularly face a climate event with far-ranging effects:  El Niño, which leads to localized flooding. This type of catastrophe also results in changes in the behavior of local communities – a topic which has been little studied. Yet these changes provide a good example of individuals’ resilience …

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e-VITA, a virtual coach for seniors

e-VITA

Virtual coaching can play a crucial role in maintaining healthy and active ageing through early detection of risks and intervention tailored to the individual needs of senior citizens. However, current technologies do not meet these requirements. Instead they offer limited interaction and are often intrusive. The 22 European and Japanese …

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Hacked in mid-flight: detecting attacks on UAVs

Hack drone attaque UAVs

A UAV (or drone) in flight can fall victim to different types of attacks. At Télécom SudParis, Alexandre Vervisch-Picois is working on a method for detecting attacks that spoof drones concerning their position. This research could be used for both military and civilian applications. He set out to deliver your …

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How to better track cyber hate: AI to the rescue

The widescale use of social media, sometimes under cover of anonymity, has liberated speech and led to a proliferation of ideas, discussions and opinions on the internet. It has also led to a flood of hateful, sexist, racist and abusive speech. Confronted with this phenomenon, more and more platforms today …

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