encryption

Demonstrators gathered in Warsaw on 26 September 2026 to protest the European Parliament's Chat Control 1.0 legislation, which would require scanning of private messages. Critics say the law threatens encryption and privacy, and the Warsaw protest reflects broader European opposition to the measures.

A user associated with Digitalcourage, a German digital rights organisation, has published a personal IT privacy checklist dated October 2026. The encrypted document covers topics including chat control, surveillance, messaging apps, Linux, Windows, Microsoft, and F-Droid, and is tagged with privacy and media literacy hashtags. It offers practical guidance for people seeking to protect their data on smartphones and computers.

A security-focused account is highlighting how user information is protected: passwords are hashed, sensitive information is encrypted at rest, and data is not shared with any AI model. The message stresses that security is not only about tools but about how information is handled, and invites readers to learn more and sign up.

WhatsApp is launching new tools designed to help parents guide teenagers in the app. The company stresses that private messages remain end-to-end protected despite the added oversight features, which include parental controls on Android and iOS and relate to Meta AI. The announcement draws attention to the balance between child safety and message privacy.

Security publication BankInfoSecurity is asking whether organizations' networks are prepared for post-quantum cryptography, the transition to encryption methods resistant to attacks by future quantum computers. The discussion reflects growing pressure on enterprises and governments to inventory cryptographic systems and begin migrating before quantum-capable machines can break current standards.

Turkey and Italy are facing each other, and Turkish viewers are asking where and when to watch the game, which channel will broadcast it, and whether it will be encrypted or free-to-air. Broadcaster CNN Türk addressed those questions directly, reflecting strong interest in the fixture. The match is also generating search interest in the Netherlands and France, suggesting broad international attention on the Turkey-Italy clash.

Cloudflare said Tuesday it plans to issue quantum-proof TLS certificates, positioning itself among the first certificate authorities to adopt cryptography designed to withstand attacks from future quantum computers. The move is seen as an early step toward protecting encrypted web traffic from 'harvest now, decrypt later' threats, and security watchers are weighing how quickly the wider industry will follow suit.

German police are reportedly able to read messages on Signal, Telegram and WhatsApp without breaking encryption, apparently by exploiting linked devices. The technique targets devices tied to an account rather than the encrypted messaging apps themselves, raising concerns among privacy advocates about surveillance of secure communications in Germany.

An Engadget report says law enforcement may have new methods to extract data from locked iPhones, raising fresh concerns over device security and user privacy. The story is being shared and discussed on social media, with readers noting it can be read without a paywall or JavaScript.

Cloudflare has announced work on a certificate authority designed to serve the entire Internet, detailing the technical and operational challenges of issuing TLS certificates at global scale. The post, also drawing attention on Hacker News, walks through how a CA must balance security, automation and trust to keep encryption working across the web.

Ecuadorian immigration authorities have ordered the deportation of Swedish programmer and digital-rights activist Ola Bini. Bini, who has been living in Ecuador and was previously detained in a high-profile case linked to Julian Assange's stay in the Ecuadorian embassy, is known for his work on encryption and privacy. The order is drawing attention from digital-rights advocates watching how Ecuador handles the expulsion.

ArcaneChat, a messaging app built on the Delta Chat core, is promoting itself as a more private alternative to Telegram. Unlike Telegram, which requires users to manually start opt-in secret chats, ArcaneChat encrypts all conversations by default, including group chats and channels. The app also does not require a phone number to sign up, which its developers say keeps out spam and scammers. The claim circulated on Mastodon, drawing attention from privacy-focused users in Europe and beyond.

The OpenSSL project has released version 4.0.3, another security patch release addressing vulnerabilities in the widely used encryption library. The news is spreading through the free and open source software community, where users are being urged to update their systems promptly. As OpenSSL underpins encrypted connections across much of the internet, admins of Linux servers and other deployments are expected to apply the patch quickly.

Galileo, the European Union's satellite navigation system, offers an encrypted signal that can help receivers detect and defeat spoofing attacks, in which fake GPS signals trick devices into reporting false positions or times. Attention is turning to how this authentication capability can be used to protect navigation systems against growing jamming and spoofing threats.

A Linux user is asking how to transfer a session from one computer, where /home/session is not encrypted, to another machine where the same directory is encrypted, aiming to keep all personal configurations intact. The question, shared openly with the hashtag hints on migration, has drawn responses from other users offering methods for the move.

Apple has pulled Bitchat, an offline Bluetooth mesh messaging app with end-to-end encryption that works without internet, from India's App Store. The company says the removal followed a demand from the Ministry of Electronics and Information Technology under Section 69A of the IT Act, which allows blocking of content in the interest of national security. Security and privacy observers are questioning the takedown of an app designed for censorship-resistant communication.

Cybersecurity commentators are highlighting ransomware-resistant cloud storage as a key tool for business continuity. The discussion focuses on immutable object storage, which prevents attackers from altering or deleting backups, ensuring companies can restore data after an attack. Advocates argue that as ransomware incidents keep rising, protecting backup copies has become essential rather than optional for organisations of all sizes.

An explanation of public-key cryptography is circulating, using a padlock analogy: to receive a private message, you share an open padlock (your public key) while keeping the key (your private key). Anyone can lock a message with the padlock, but only your private key can open it, so intermediaries cannot read it.

Gizmodo reports that law enforcement may have discovered a method to circumvent one of Apple's toughest iPhone security protections, a development with major implications for privacy and criminal investigations. If accurate, it would give police new access to data on locked devices, reigniting the debate between tech companies' encryption safeguards and investigators' demands for access.

A developer has launched a portfolio and spending tracker designed so the company cannot view users' financial figures. Encryption keys are generated on the user's device from their password, meaning portfolio and wallet data reach the servers already encrypted. The maker openly acknowledges the main limitation: users must still trust the code being served, since the app is not open source.

Shor's algorithm, developed in 1994 by American mathematician Peter Shor, is a quantum algorithm for finding the prime factors of an integer. Its theoretical power threatens widely used encryption based on factoring difficulty, and its existence has prompted a global shift toward post-quantum cryptography as researchers and governments prepare for future quantum computers.

Economist Tyler Cowen is soliciting questions from readers ahead of a planned interview with Moxie Marlinspike, the creator of Signal and co-author of the original SSL critique. On his blog Marginal Revolution, Cowen invites suggestions for what he should ask the cryptographer and open-source developer, continuing his well-known series of crowdsourced conversations with technologists.

A newly described technique for attacking RSA encryption is reported to be faster than any previously known approach, according to an Ars Technica report. RSA underpins much of the world's secure communications, so any advance in breaking it draws close scrutiny. Readers are debating how significant the speedup is in practice and whether it poses a real threat to current cryptographic systems.