Hacker News with Generative AI: Encryption

Gmail is making it easier for businesses to send encrypted emails (theverge.com)
Google is updating Gmail to allow enterprise users to send encrypted messages to any inbox in just a few clicks.
Gmail, Email Security, Business, Encryption
3 points by speckx 10 hours ago | 0 comments
Fix U.S. National Security (github.com/signalapp)
This pull request introduces a COMSEC (communications security) advisory banner to chat threads, reminding specific pool of users that Signal—despite its robust encryption—is not an appropriate venue for discussing classified information, coordinating military operations, or engaging in off-the-books foreign policy.
National Security, Encryption, Messaging, Security
23 points by Y-bar 11 hours ago | 2 comments
Trump calls Signal chat fallout a 'witch hunt',says 'app could be defective' (apnews.com)
President Donald Trump downplayed the Signal chat leak Wednesday as a “witch hunt” and said, without evidence, that the encrypted messaging app “could be defective” as his administration struggles to stem the fallout.
Politics, Social Media, Messaging Apps, Encryption
14 points by croes 5 days ago | 7 comments
Secure encryption and online anonymity are now at risk in Switzerland (techradar.com)
Privacy, Security, Switzerland, Encryption, Anonymity
11 points by 01-_- 5 days ago | 3 comments
CIA Director Reveals Signal Comes Installed on Agency Computers (theintercept.com)
For years, U.S. officials villainized end-to-end encrypted messaging apps like Signal as the domain of criminals and terrorists and a threat to national security.
National Security, Government Surveillance, Cybersecurity, Messaging Apps, Encryption
117 points by jbegley 7 days ago | 99 comments
NSA warned of vulnerabilities in Signal app a month before Houthi strike chat (cbsnews.com)
The National Security Agency sent out an operational security special bulletin to its employees in February 2025 warning them of vulnerabilities in using the encrypted messaging application Signal, according to internal NSA documents obtained by CBS News.
National Security, Cybersecurity, Encryption, Messaging Apps, Government
27 points by jasoncartwright 7 days ago | 5 comments
The Practical Limitations of End-to-End Encryption (soatok.blog)
Internet discussions about end-to-end encryption are plagued by misunderstandings, misinformation, and some people totally missing the point.
Security, Privacy, Encryption, Technology
43 points by todsacerdoti 7 days ago | 45 comments
More Countries Are Demanding Back-Doors to Encrypted Apps (schneier.com)
Last month I wrote about the UK forcing Apple to break its Advanced Data Protection encryption in iCloud. More recently, both Sweden and France are contemplating mandating back doors. Both initiatives are attempting to scare people into supporting back doors, which are—of course—are terrible idea.
Privacy, Cybersecurity, Encryption, Government Surveillance
8 points by Sami_Lehtinen 8 days ago | 0 comments
Chunking Attacks on Tarsnap (and Others) (daemonology.net)
Ten years ago I wrote that it would require someone smarter than me to extract information from the way that Tarsnap splits data into chunks.
Security, Encryption, Cloud Storage, Data Security
10 points by todsacerdoti 11 days ago | 1 comments
France rejects backdoor mandate (eff.org)
In a moment of clarity after initially moving forward a deeply flawed piece of legislation, the French National Assembly has done the right thing: it rejected a dangerous proposal that would have gutted end-to-end encryption in the name of fighting drug trafficking.
Privacy, Encryption, France, Law, Government
1043 points by hn_acker 11 days ago | 301 comments
Deniable Encryption (wikipedia.org)
In cryptography and steganography, plausibly deniable encryption describes encryption techniques where the existence of an encrypted file or message is deniable in the sense that an adversary cannot prove that the plaintext data exists.
Cryptography, Security, Encryption, Steganography
11 points by skibz 14 days ago | 0 comments
RCS Encryption: A Leap Towards Secure and Interoperable Messaging (gsma.com)
In my last post, ‘RCS Now in iOS: a New Chapter for Mobile Messaging‘, I celebrated the integration of Rich Communication Services (RCS) with Apple’s iOS 18, a culmination of years of collaboration across mobile operators, device manufacturers, and technology providers. Today, I am pleased to announce the next milestone: the availability of new GSMA specifications for RCS  that include end-to-end encryption (E2EE) based on the Messaging Layer Security (MLS) protocol.
Mobile Messaging, Security, Encryption, Standards
5 points by zdw 17 days ago | 1 comments
Letscage.com – P2P encrypted messaging app (letscage.com)
Messaging Apps, Privacy, Security, Encryption
10 points by m00dy 17 days ago | 1 comments
RCS texting updates will bring end-to-end encryption to green bubble chats (arstechnica.com)
Now that Apple is on board, iPhones and their users can also benefit from continued improvements to the RCS standard. And one major update was announced today: RCS will now support end-to-end encryption using the Messaging Layer Security (MLS) protocol, a standard finalized by the Internet Engineering Task Force in 2023.
Messaging, Security, Encryption, Mobile Devices, Apple
14 points by MBCook 18 days ago | 11 comments
Apple's alleged UK encryption battle sparks political and privacy backlash (theregister.com)
US politicians and privacy campaigners are calling for the private hearing between Apple and the UK government regarding its alleged encryption-busting order to be aired in public.
Encryption, Privacy, Politics, Government, Law Enforcement
6 points by rntn 18 days ago | 1 comments
Apple to Support Encrypted RCS Messaging in Future Software Update (macrumors.com)
Apple says it will add support for a new Rich Communication Services (RCS) specification that includes end-to-end encryption (E2EE) for messages sent over the protocol in future software updates.
Messaging, Security, Apple, Software Updates, Encryption
6 points by impish9208 19 days ago | 4 comments
We stopped trusting clouds and started encrypting our data (vas3k.com)
Remember the situation: you want to send that fresh dank meme to your friend (let's say) Greg. You open your favorite messenger, find the chat with Greg, attach the meme and hit send.
Privacy, Encryption, Data Security, Communication
21 points by namanyayg 20 days ago | 1 comments
UK petition to keep Apple data encrypted (38degrees.org.uk)
Stop the Home Office from putting our security at risk by demanding a backdoor into Apple's encrypted services.
Privacy, Encryption, Government Surveillance, Apple
53 points by latexr 21 days ago | 17 comments
UK quietly scrubs encryption advice from government websites (techcrunch.com)
The U.K. government appears to have quietly scrubbed encryption advice from government web pages, just weeks after demanding backdoor access to encrypted data stored on Apple’s cloud storage service, iCloud.
Government, Encryption, Privacy, Technology, UK
120 points by nickburns 26 days ago | 2 comments
Dear Apple: Add "Disappearing Messages" to iMessage (cryptographyengineering.com)
Apple iMessage is encrypted, but is it “secure”?
Apple, iMessage, Encryption, Privacy, Security
90 points by donohoe 27 days ago | 102 comments
NCSC, GCHQ, UK Gov't expunge advice to “use Apple encryption” (alecmuffett.com)
This is some really embarrassing timing on the Home Office’s (HO’s) part: a few weeks ago when news first broke of the HO’s demand for a backdoor in Apple ADP, I pointed out to MP David Davis that the HO actually extolled use of ADP by at-risk groups:
Security, Government, Apple, Encryption
376 points by jjgreen 27 days ago | 245 comments
Apple takes UK to court over 'backdoor' order (theregister.com)
Apple has reportedly filed a legal complaint with the UK's Investigatory Powers Tribunal (IPT) contesting the UK government's order that it must forcibly break the encryption of iCloud data.
Apple, Lawsuits, UK, Encryption, Government
663 points by latexr 27 days ago | 274 comments
Delta Chat – Email Based PGP Encrypted Chat (delta.chat)
Email, Encryption, Messaging, Privacy, Security
163 points by yamrzou 28 days ago | 100 comments
Learn How to Break AES (davidwong.fr)
This page is here to teach you about block cipher cryptanalysis. It does not pretend to be an exhaustive list of attacks, but will give you enough to get started.
Cryptography, Security, Encryption
179 points by baby 28 days ago | 54 comments
A JPEG Image Compression Service Using Part Homomorphic Encryption (2019) (github.com/qianfei11)
Image Compression, Encryption, Security, Computer Science, Programming
60 points by keepamovin 30 days ago | 36 comments
The UK will neither confirm nor deny that it's killing encryption (theverge.com)
The United Kingdom dealt a significant blow in its war on encryption last week that, aside from blemishing Apple’s meticulously curated privacy commitments, could have worldwide ramifications for personal data protections.
Politics, Privacy, Encryption, Security
11 points by vednig 31 days ago | 0 comments
France is about to pass the worst surveillance law in the EU (tuta.com)
France is about to amend a bill against drug trafficking, the “Narcotrafic” law, which will force encrypted messaging apps like Signal and WhatsApp to backdoor the encryption for being able to hand over decrypted chat messages of suspected criminals within 72 hours of the request.
Privacy, Surveillance, France, Encryption, Law
16 points by janandonly 32 days ago | 6 comments
France is about to pass the worst surveillance law in the EU (tuta.com)
France is about to amend a bill against drug trafficking, the “Narcotrafic” law, which will force encrypted messaging apps like Signal and WhatsApp to backdoor the encryption for being able to hand over decrypted chat messages of suspected criminals within 72 hours of the request.
Privacy, France, Encryption, Surveillance, Law
25 points by pera 34 days ago | 11 comments
Signal will withdraw from Sweden if encryption-busting laws take effect (theregister.com)
Signal CEO Meredith Whittaker says her company will withdraw from countries that force messaging providers to allow law enforcement officials to access encrypted user data, as Sweden continues to mull such plans.
Privacy, Encryption, Sweden, Messaging Apps, Law Enforcement
55 points by pseudolus 34 days ago | 18 comments
US Intelligence chief Tulsi Gabbard will fight 'egregious' Apple back-door order (msn.com)
New U.S. Director of National Intelligence Tulsi Gabbard has called a U.K. order that Apple break the encrypted storage it offers customers worldwide an “egregious” violation of American rights and said it could violate a law easing cooperation between the countries in investigations.
Encryption, Government Surveillance, Privacy, United States, United Kingdom
10 points by CodeWriter23 34 days ago | 2 comments