Earlier quoted context omitted.
literally this week https://news.ycombinator.com/item?id=17064129
The PGP vulnerability is actually in e-mail clients, and it affects almost nobody. And how often do PGP vulnerabilities happen? Signal got two vulnerabilities that affect everyone JUST THIS WEEK .
Another flaw in Signal desktop app leaks chats in plaintext
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Re: Another flaw in Signal desktop app leaks chats in plaintext
#22Earlier quoted context omitted.
The PGP vulnerability is actually in e-mail clients, and it affects almost nobody. And how often do PGP vulnerabilities happen? Signal got two vulnerabilities that affect everyone JUST THIS WEEK .
By "almost nobody", you mean everyone who used Apple Mail/GPGTools and Thunderbird/Enigma, meaning, the vast majority of everybody who used PGP?
I don't know anybody who is using Apple Mail with GPG, but if there are such people, they have been doing it very wrong regardless of this vulnerability. It's an unsafe combination.
I have no statistics on what people use PGP with, but asserting that most people use it with Apple Mail and Thunderbird is baseless and without proof.
Re: Another flaw in Signal desktop app leaks chats in plaintext
#23When will people start using plain old PGP — a tool that does one thing only, and does it right? Sure, it's a little harder than using just one tool that handles contacts, communication, formatting, and encryption, while making popcorn and walking the dog, but it works, and it's secure if you use it right. Our efforts to make encryption easy are going to get someone killed.
TL;DR: When will people start using gpg: they won't.
Re: Another flaw in Signal desktop app leaks chats in plaintext
#24Re: Another flaw in Signal desktop app leaks chats in plaintext
#25Earlier quoted context omitted.
Literally not PGP, but clients built around it to make encrypted email easy. Read the article you linked. EDIT: typo.
It relies on several features of PGP that mean that messages aren't tamper-proof. If PGP made sure messages replayed and altered by attackers would not decrypt, then the attacks wouldn't work- you couldn't replay an email back to someone to steal it. It relies on a client having an HTML renderer, but the underlying issue is messages that can be tampered with.
Re: Another flaw in Signal desktop app leaks chats in plaintext
#26Earlier quoted context omitted.
Literally not PGP, but clients built around it to make encrypted email easy. Read the article you linked. EDIT: typo.
Ah, so don't use the now secured opensource client using Signal's protocol. We should use PGP with all the weak yet-to-be-patched clients. Cause it's not PGP which got hacked it was the client. Very different from how the Signal client got hacked not their protocol. /s
Re: Another flaw in Signal desktop app leaks chats in plaintext
#27Maybe secure chat clients shouldn't be written in JavaScript or other languages that have excessive dynamicness? Signal seems to be written mostly in languages that are bad for security (significantly worse than the best alternatives). Maybe I'm just a language nerd without any clue about the trade-offs, but I trust the Wire software more. Note that this just applies to mobile clients and server - Wire, like Signal,…
As much as I'm not a fan of JavaScript, the problem is not so much the language but rather the choice of Electron and all that comes with it. Heck, even a web version or Chrome app would've successfully mitigated these attacks. Electron means you're one XSS away from remote code execution, and even worse, it makes it way harder to mitigate XSS through CSP (which Signal did utilize, but script-src 'self' can easily be…
Re: Another flaw in Signal desktop app leaks chats in plaintext
#28Honestly, and none of you are going to like hearing this, and the Signal people aren't going to appreciate me saying it: if you're serious about messaging securely, don't use Signal Desktop; don't use desktop secure messengers at all. Desktop applications are incredibly risky, far more so than iOS mobile apps are.
Re: Another flaw in Signal desktop app leaks chats in plaintext
#29Honestly, and none of you are going to like hearing this, and the Signal people aren't going to appreciate me saying it: if you're serious about messaging securely, don't use Signal Desktop; don't use desktop secure messengers at all. Desktop applications are incredibly risky, far more so than iOS mobile apps are.
And we're back at "really good security is to inconvenient to use" :/