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Scooped by
Gust MEES
March 14, 2023 7:51 AM
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Scooped by
Gust MEES
February 8, 2023 4:42 PM
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If you've been experiencing Tor network connectivity and performance issues lately, you're not the only one since many others have had problems with onion and i2p sites loading slower or not loading at all.
Tor Project's Executive Director Isabela Dias Fernandes revealed on Tuesday that a wave of distributed denial-of-service (DDoS) attacks has been targeting the network since at least July 2022.
"At some points, the attacks impacted the network severely enough that users could not load pages or access onion services," Fernandes said on Tuesday. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/topic/securite-pc-et-internet
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Scooped by
Gust MEES
January 31, 2023 4:21 PM
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If you're like most people, you use the incognito browsing mode when you want to keep your browsing history private. But did you know that incognito mode isn't actually private?
When using incognito mode in your web browser, you may think that your activities are completely anonymous and untraceable. Unfortunately, this is not always the case. Your Internet Service Provider (ISP) and other third-party entities may still be able to track your online activity, even when you are browsing in incognito mode. Not only that: if you share your device with others, even they can find out what you visited in incognito mode. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/t/securite-pc-et-internet/?&tag=Privacy
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Scooped by
Gust MEES
January 12, 2023 10:20 AM
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Scooped by
Gust MEES
January 10, 2023 11:30 AM
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Attackers Are Already Exploiting ChatGPT to Write Malicious Code The AI-based chatbot is allowing bad actors with absolutely no coding experience to develop malware.
Since OpenAI released ChatGPT in late November, many security experts have predicted it would only be a matter of time before cybercriminals began using the AI chatbot for writing malware and enabling other nefarious activities. Just weeks later, it looks like that time is already here.
In fact, researchers at Check Point Research (CPR) have reported spotting at least three instances where black hat hackers demonstrated, in underground forums, how they had leveraged ChatGPT's AI-smarts for malicious purposes. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/topic/securite-pc-et-internet Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/topic/securite-pc-et-internet/?&tag=ChatGPT
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Gust MEES
November 24, 2022 7:46 AM
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Scooped by
Gust MEES
August 10, 2022 8:06 AM
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Gust MEES
August 6, 2022 6:40 AM
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Twitter has confirmed a recent data breach was caused by a now-patched zero-day vulnerability used to link email addresses and phone numbers to users' accounts, allowing a threat actor to compile a list of 5.4 million user account profiles.
Last month, BleepingComputer spoke to a threat actor who said that they were able to create a list of 5.4 million Twitter account profiles using a vulnerability on the social media site.
This vulnerability allowed anyone to submit an email address or phone number, verify if it was associated with a Twitter account, and retrieve the associated account ID. The threat actor then used this ID to scrape the public information for the account. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/t/securite-pc-et-internet/?&tag=Two-factor+authentication https://www.scoop.it/topic/securite-pc-et-internet/?&tag=Twitter
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Scooped by
Gust MEES
July 3, 2022 10:36 AM
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Zukünftig soll es möglich sein, sich von all seinen Geräten aus sicher und ohne Passwort bei Online-Diensten anzumelden, verspricht die Allianz für Fast IDentity Online (FIDO). Bei der Synchronisierung der FIDO-Identitäten über die Cloud zeichnet sich jetzt ein Paradigmenwechsel ab: Die könnte nämlich Ende-zu-Ende-verschlüsselt erfolgen – also, ohne dass die Cloud-Betreiber Zugriff darauf erhalten. Dazu hat sich nach Apple überraschend jetzt auch Google committet.
Die FIDO hat ein technisch ausgefeiltes Konzept zur Anmeldung bei Internet-Diensten auf Basis von asymmetrischer Kryptografie und Challenge-Response-Verfahren entworfen, das deutlich sicherer als Passwörter und noch dazu komfortabel ist. Um tatsächlich Passwörter ablösen zu können, will man, dass der Anwender zukünftig seine FIDO-Identität auf all seinen Geräten nutzen kann – auf dem Smartphone genauso wie auf dem PC. Dazu muss ein geheimer Schlüssel auf all diese Geräte verteilt werden, was gemäß FIDO über die Infrastruktur der großen Plattform-Provider – also primär Google, Apple und Microsoft geschehen soll. Alle drei haben sich auch bereits dazu bekannt, das umzusetzen. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/topic/securite-pc-et-internet/?&tag=FIDO
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Gust MEES
June 16, 2022 4:26 PM
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Scooped by
Gust MEES
April 27, 2022 6:44 PM
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Flaws in networkd-dispatcher, a service used in the Linux world, can be exploited by a rogue logged-in user or application to escalate their privileges to root level, allowing the box to be commandeered, Microsoft researchers said Wednnesday.
It's nice of Redmond to point out these flaws and have them fixed in any affected distributions; the US tech giant is a big user of Linux and relies on the open-source OS throughout its empire. It's just a little perplexing the biz went to all the effort of a big write-up and giving the flaws a catchy name, Nimbuspwn, when countless privilege-elevation holes are fixed in its Windows operating system each month, and we can't recall Microsoft lately making this much of a song and dance over them. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/t/securite-pc-et-internet/?&tag=Linux
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Scooped by
Gust MEES
April 4, 2022 2:41 PM
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A new Remote Access Trojan (RAT) might have an amusing name to some, but its capabilities show the malware to be no laughing matter.
Dubbed Borat RAT, Cyble Research Labs said in a recent malware analysis that the new threat doesn't settle for standard remote access capabilities; instead, Borat RAT also includes spyware and ransomware functions.
According to the cybersecurity researchers, the Trojan, named after the character adopted by comedian Sacha Baron Cohen, is offered for sale to cybercriminals in underground forums.
Borat RAT has a centralized dashboard and is packaged up with a builder, feature modules, and a server certificate. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/topic/securite-pc-et-internet/?&tag=RAT
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Gust MEES
March 16, 2022 5:05 PM
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Scooped by
Gust MEES
March 2, 2023 12:57 PM
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A pervasive cyber-espionage group known as Iron Tiger, believed to be out of China, has updated one of its malware frameworks to attack Linux-based systems.
Researchers at Trend Micro recently discovered that Iron Tiger (aka Emissary Panda or APT27) had added new features to its so called SysUpdate malware family, which allows it to infect Linux platforms in addition to Windows. SysUpdate abuses system services, grabs screenshots, browses and terminates processes, retrieves drive information, executes commands, and can find, delete, rename, upload, and download files as well as peruse a victim's file directory. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/t/securite-pc-et-internet/?&tag=Linux
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Scooped by
Gust MEES
February 1, 2023 11:20 AM
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As 2022 ended, OpenAI made ChatGPT live to the world. It is an artificially intelligent research and deployment chatbot that interacts through text using realistic human responses. Its deep learning techniques can generate conversations that convince anyone they are interacting with an actual human.
Like opening the jar and releasing the genie, its impact is relatively unknown, but grave intrigue and curiosity surrounded it. How will it be used; how does it work; is it for good or evil? No, this is not the next Terminator sequel…
Its intentions are certainly for positive use, and its articulate responses have led many to claim it as the best chatbot to be released. However, in a short period, ChatGPT has already been linked to cyber threats as cyber-criminals leverage its advanced capabilities for nefarious means. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/topic/securite-pc-et-internet/?&tag=ChatGPT
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Scooped by
Gust MEES
January 27, 2023 2:45 PM
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The Feds have disrupted the prolific Hive ransomware gang, saving victims from a collective $130 million in ransom demands. But it remains to be seen how much of a blow the effort will be to the overall ransomware landscape.
The group's operations have been buzzing with activity for months, racking up more than 1,500 victims in 80-plus countries around the world since it appeared in June 2021, according to an announcement from the US Justice Department. The gang has been operating with a ransomware-as-a-service (RaaS) model, engaging in data theft and double extortion, and delivering its venom indiscriminately to school districts, financial firms, critical infrastructure, and others. At least one affiliate has become a bit of a hospital specialist, disrupting patient care in some attacks.
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Scooped by
Gust MEES
January 12, 2023 6:20 AM
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ChatGPT est déjà détourné pour écrire des logiciels malveillants Sécurité : L'analyse des discussions sur les forums du dark web montre que des efforts sont déjà en cours pour utiliser le chatbot d'OpenAI afin d'aider à la rédaction de logiciels malveillants. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/topic/securite-pc-et-internet/?&tag=ChatGPT
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Scooped by
Gust MEES
December 27, 2022 3:09 PM
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Une grave faille de sécurité affecte le noyau Linux Sécurité : La faille de sécurité affecte ksmbd, un serveur SMB intégré au noyau de Linux 5.15, et sa note de gravité avoisine le 10, selon la ZDI.
Joyeux Noël à tous les administrateurs de systèmes Linux ! Et en guise de cadeau : une grave faille de sécurité dans le noyau Linux.
C’est la Zero Day Initiative (ZDI), une société de recherche sur les failles zero-day, qui l’a découverte et annoncée juste avant le réveillon.
Cette vulnérabilité pourrait permettre à un attaquant à distance authentifié de divulguer des informations sensibles et d’exécuter du code sur les versions vulnérables du noyau Linux.
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Scooped by
Gust MEES
October 25, 2022 9:20 AM
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Scooped by
Gust MEES
August 6, 2022 7:11 AM
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A novel Bluetooth relay attack can let cybercriminals more easily than ever remotely unlock and operate cars, break open residential smart locks, and breach secure areas.
The vulnerability has to do with weaknesses in the current implementation of Bluetooth Low Energy (BLE), a wireless technology used for authenticating Bluetooth devices that are physically located within a close range.
"An attacker can falsely indicate the proximity of Bluetooth LE (BLE) devices to one another through the use of a relay attack," U.K.-based cybersecurity company NCC Group said. "This may enable unauthorized access to devices in BLE-based proximity authentication systems. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/t/securite-pc-et-internet/?&tag=Bluetooth https://www.scoop.it/topic/securite-pc-et-internet/?&tag=BLURtooth
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Scooped by
Gust MEES
August 5, 2022 5:26 AM
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Scooped by
Gust MEES
June 20, 2022 11:20 AM
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Chinesischer Tiktok-Betreiber hat vollen Zugriff auf Daten "Alles wird in China eingesehen", heißt es in einem geleakten Bericht des Tiktok-Konzerns Bytedance. Die Firma hat Zugriff auf US-Daten.
Tiktok-Daten sind nicht unbedingt vor einer Einsicht sicher. (Bild: Bytedance/Montage: Golem.de)
Die Social-Media-Videoplattform Tiktok steht im Verdacht, persönliche Userdaten von US-Kunden an die Unternehmenszentrale in China weiterzuleiten. Dabei sei der Zugriff auf sämtliche Informationen möglich. "Alles wird in China eingesehen", sagt ein anonymisierter Angestellter bei Tiktok-Betreiber Bytedance in einem Meeting. Dieses und mehr als 80 weitere Aufzeichnungen wurden unter anderem vom Magazin Buzzfeed News eingesehen. Die Protokolle gehen demzufolge auf September 2021 bis Januar 2022 zurück. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/topic/securite-pc-et-internet/?&tag=Privacy https://www.scoop.it/topic/social-media-and-its-influence
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Scooped by
Gust MEES
May 5, 2022 3:18 PM
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Résultat des courses : vous n'aurez bientôt plus besoin d'un mot de passe pour vous connecter à vos appareils, à des sites web ou à des applications.
Au lieu de cela, votre téléphone stockera un justificatif FIDO appelé "passkey", qui sera utilisé pour déverrouiller votre appareil – et l'ensemble de vos comptes en ligne. Il s'agit d'un dispositif plus sûr qu'un mot de passe, car cette clé est protégée par de la cryptographie et n'est montrée à votre compte en ligne que lorsque vous déverrouillez votre appareil. A contrario, les mots de passe nous rendent vulnérables aux tentatives d’hameçonnage et à nos propres mauvaises habitudes, comme l'utilisation du même mot de passe sur plusieurs comptes. Learn more / En savoir plus / Mehr erfahren: https://www.scoop.it/topic/securite-pc-et-internet
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Scooped by
Gust MEES
April 27, 2022 7:36 AM
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Scooped by
Gust MEES
March 18, 2022 5:47 PM
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Behind almost all Linux firewalls tools such as iptables; its newer version, nftables; firewalld; and ufw, is netfilter, which controls access to and from Linux's network stack. It's an essential Linux security program, so when a security hole is found in it, it's a big deal.
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IT-Sicherheitsforscher beobachten eine starke Zunahme an KI-generierten Youtube-Clips, die Cracks für begehrte Software versprechen. Die Links liefern Malware.
Learn more / En svoir plus / Mehr erfahren:
https://www.scoop.it/t/securite-pc-et-internet/?&tag=AI