Search results for the callisto protocol

ExpressVPN Lightway: Everything you need to know about the protocol

By Chiara Castro last updated

About five years after its launch, the leading VPN provider has just upgraded its own in-house protocol. Here's everything you need to know about ExpressVPN Lightway.

Is a new privacy protocol helping malicious actors more than Internet users?

By Colm Healy published

Malicious sites are already taking advantage of the security blindspot to gain a foothold among sites using ECH.

The AI revolution is "oversold" says OutSystems CEO as it launches new Agentic AI platform

By James Capell published

OutSystems CEO Woodson Martin says AI is oversold, but it still has a key role to play.

NATO wants to build an alternative satellite-based internet to be used in case of emergency

By Wayne Williams published

Threat of undersea cable sabotage raises concerns for alternate arrangements.

Tor adds another layer to the onion with a new relay encryption algorithm - boosting resilience and security across the board

By Efosa Udinmwen published

Tor replaces its older tor1 relay encryption with CGO to strengthen privacy, block tagging attacks, and modernize authentication across circuits.

ExpressVPN's latest upgrade to Lightway hopes to create "the VPN protocol of the future"

By Chiara Castro published

ExpressVPN's Lightway protocol has been re-coded from C to Rust, a modern programming language praised for its security and performance. Here's all you need to know.

Crucial tech that's pivotal for AI in hyperscalers gets major update to improve performance, enhance functionality and extend security

By Ross Kelly published

Performance and security upgrades are a key focus in this latest CXL update.

WhatsApp and Signal app icons

"We need to go beyond Signal" – How today's AWS outage shows the weaknesses of centralized apps

By Chiara Castro published

Signal's privacy and security are great, but being a centralized app makes it vulnerable. Element explains to TechRadar why we do need decentralized apps more than ever.

Signal wants to offer a more private alternative to Zoom and Microsoft Teams group calls

By Mike Moore published

Hosting group calls on Signal gets a major upgrade with call links, emoji reactions and more.

The internet still runs on 1980s protocols – that should worry you

By Ryo Koyama published

Despite decades of innovation, the internet runs on fragile 1980s protocols – putting us all at risk.

Cloudflare's new tool wants to help you spot doctored images online

By Craig Hale published

Cloudflare is supporting image authenticity and verification tracking on images across its network.

Scammers are once again abusing PDFs to trick victims into calling fake support numbers

By Sead Fadilpašić published

No, you're not talking to a Microsoft representative - it's a scammer who wants your passwords.

The next stage in AI power? XConn set to reveal end-to-end PCIe Gen 6 offering higher bandwidth than ever

By Efosa Udinmwen published

XConn set to demo a PCIe Gen 6.2 and CXL 3.1 solution, aiming at AI infrastructure despite unknowns around real-world performance and reliability.

Like what3words but for phone numbers: Startup wants people to use domain names for its WhatsApp rival

By Efosa Udinmwen published

Thunderbolt uses domain names instead of phone numbers, promising privacy but raising questions about accessibility and mainstream appeal.

Netflix just ditched a useful Android and iOS feature that travelers rely on for hotel streaming

By David Nield published

If you use the Google Cast protocol to watch content on Netflix, we've got some bad news for you.

The 4 most critical aspects of model context protocol (MCP) for developers building AI-native architectures

By Facundo Giuliani published

Despite the hype around GenAI and LLMs, the real bottleneck isn’t the model—it’s everything around it.

NordVPN launches new “revolutionary” censorship-resistant VPN protocol

By Chiara Castro published

NordWhisper is designed to work against the most challenging network filtering techniques. Here's all you need to know.

This new open source collaboration tool makes working with your colleagues even easier

By Efosa Udinmwen published

Nextcloud Talk platform prioritizes data protection, offering secure communication, AI features, and real-time document collaboration.

This startup wants to back up your data on the Moon in a 'data center' that could probably sit in the palm of your hand

By Wayne Williams published

Lonestar wants to bring data services such as Disaster Recovery and Resilience-as-a-Service to the Moon.

Apple users rejoice, this browser promises privacy nirvana by giving each tab a unique IP address

By Wayne Williams published

Psylo browser for iOS introduces per-tab proxy IPs to stop tracking.

Perplexity responds to Comet browser vulnerability claims, argues "fake news"

By Sead Fadilpašić published

Researchers said Comet can be abused to execute local commands, but Perplexity claims the research is "entirely fake".

Infosec Europe 2025: here's everything we saw

By Mike Moore, Ellen Jennings-Trace last updated

We attended Infosecurity Europe 2025 - here's what we saw.

New zero-knowledge location authentication method developed by university collaboration

By Sead Fadilpašić published

You can share your device's location without sharing your device's location thanks to math.

This intriguing startup wants to create the world's most secure smartphones - and it's doing it Proton-style

By Efosa Udinmwen published

Soverli introduces an auditable OS layer for smartphones, enabling mission-critical security, encrypted communications, and business continuity alongside Android and iOS.

Two AI chatbots speaking to each other in their own special language is the last thing we need

By Lance Ulanoff published

Researchers built a program that lets two AIO chatbots communicate in pure audio signals

The Bluesky hype explained – how it compares to Twitter and the best ways to switch

By Chris Rowlands published

Is the social network worth the hype?

Norton VPN app on a mobile phone.

What protocols does Norton VPN offer? Mimic and more explained

By Luke Edwards published

Going above and beyond OpenVPN and WireGuard, Norton VPN offers four VPN protocols that you can pick and choose to best suit your internet use.

A man typing a message into a phone, next to a woman walking in the wilderness talking on her phone, next to a Starlink Mini

T-Mobile is rolling out satellite coverage to its plans soon – and you can already try it out for free even if you're at another carrier

By Alex Whitelock published

The T-Satellite service is now in beta and free to try ahead of an official July release date.

Perplexity's Comet AI browser may have some concerning security flaws which could let hacker hijack your device

By Sead Fadilpašić published

SquareX says it found a 'hidden API' in the Comet browser, capable of executing local commands.

NordVPN on a mobile phone

Forget OpenVPN, WireGuard: This is the VPN protocol of the future

By Chiara Castro published

As censorship tactics and VPN blocking get ever more sophisticated, NordWhisper gets ready for when the classical VPN protocol won't be enough. NordVPN's CTO explains how.