Alexandria Library

A curated collection of awesome articles

Here are some ressources related to Encryption, Messaging, Signal. Hoping you will find learning material, alternative tools or just some interesting stuff.

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Articles

Testing a new encrypted messaging app's extraordinary claims
See discussion (36 comments, 199 points) - Archive
Some thoughts on the ETH's Threema analysis
See discussion (14 comments, 86 points) - Archive
Source code for Dutch DigiD app released under Dutch Open Government Act
See discussion (157 comments, 226 points) - Archive
Three lessons from Threema: Analysis of a secure messenger
See discussion (49 comments, 145 points) - Archive
BundesMessenger, a secure messenger for Germany’s public administration
See discussion (270 comments, 595 points) - Archive
Removing SMS support from Signal Android (soon)
See discussion (632 comments, 593 points) - Archive
The most backdoor-looking bug I’ve ever seen (2021)
See discussion (77 comments, 173 points) - Archive
A German school forked FluffyChat, a Matrix messenger
See discussion (30 comments, 83 points) - Archive
WhatsApp end-to-end encrypted backups security assessment
See discussion (118 comments, 220 points) - Archive
Improving first impressions on Signal
See discussion (99 comments, 129 points) - Archive
Disclosing E2EE vulnerability in multiple Matrix clients
See discussion (106 comments, 333 points) - Archive
Pavel Durov listed in leaked Pegasus project data
See discussion (49 comments, 155 points) - Archive
Cryptographers unearth vulnerabilities in Telegram's encryption protocol
See discussion (226 comments, 378 points) - Archive
Cwtch: Decentralized, privacy-preserving, multi-party messaging protocol
See discussion (88 comments, 134 points) - Archive
Cracking of encrypted messaging service dealt major blow to organised crime
See discussion (147 comments, 138 points) - Archive
Drawbacks of P2P and a defense of Signal
See discussion (210 comments, 179 points) - Archive
Tamper-Evident Logs
See discussion (48 comments, 106 points) - Archive
Threema – Secure and Private Messenger
See discussion (76 comments, 83 points) - Archive
We can do better than Signal
See discussion (286 comments, 175 points) - Archive
68.3% of people in China use third-party keyboards – many of them use Signal
See discussion (73 comments, 93 points) - Archive
Why Isn’t Telegram End-to-End Encrypted by Default (2017)
See discussion (145 comments, 127 points) - Archive
What Is the Signal Encryption Protocol?
See discussion (107 comments, 105 points) - Archive
Ea­ves­drop­ping En­cryp­ted LTE Calls With Re­VoL­TE
See discussion (14 comments, 124 points) - Archive
How Police Secretly Took over a Global Phone Network for Organized Crime
See discussion (57 comments, 151 points) - Archive
How to decrypt WhatsApp end-to-end media files
See discussion (26 comments, 166 points) - Archive
“Why Using WhatsApp Is Dangerous“
See discussion (234 comments, 381 points) - Archive
Unsolicited messages on Keybase
See discussion (96 comments, 127 points) - Archive
The successor of SMS has already been hacked
See discussion (94 comments, 166 points) - Archive
Adding Client-Side Scanning Breaks End-to-End Encryption
See discussion (54 comments, 170 points) - Archive
Tightening up Privacy in Matrix
See discussion (39 comments, 101 points) - Archive
Keybase is not softer than TOFU
See discussion (293 comments, 614 points) - Archive
Slack enables customers to control their encryption keys in enterprise version
See discussion (169 comments, 329 points) - Archive
New security flaw impacts 5G, 4G, and 3G telephony protocols
See discussion (5 comments, 117 points) - Archive
Why Telegram is insecure (2015)
See discussion (246 comments, 230 points) - Archive
On Ghost Users and Messaging Backdoors
See discussion (55 comments, 97 points) - Archive
Asynchronous Ratcheting Tree: Group Messaging with Strong Security Guarantees
See discussion (4 comments, 86 points) - Archive
Police decrypt messages after breaking pricey IronChat crypto app
See discussion (72 comments, 92 points) - Archive
Technology preview: Sealed sender for Signal
See discussion (154 comments, 292 points) - Archive
I don't trust Signal
See discussion (455 comments, 523 points) - Archive
A Formal Security Analysis of the Signal Messaging Protocol (2017) [pdf]
See discussion (10 comments, 100 points) - Archive
Sunsetting Tor Messenger
See discussion (69 comments, 159 points) - Archive
Attack of the Week: Group Messaging in WhatsApp and Signal
See discussion (34 comments, 160 points) - Archive
Security Analysis of Telegram: 6.857 Final Project [pdf]
See discussion (24 comments, 84 points) - Archive
Show HN: Node.js port of WhisperSystem's libsignal
See discussion (16 comments, 88 points) - Archive
Darknet Messenger Briar Releases Beta, Passes Security Audit
See discussion (85 comments, 176 points) - Archive
Precise User Tracking Based on TLS Client Certificate Authentication [pdf]
See discussion (6 comments, 81 points) - Archive
Flawed reporting about WhatsApp
See discussion (122 comments, 354 points) - Archive
Love in the Time of Cryptography
See discussion (48 comments, 256 points) - Archive
Wall Street's WhatsApp Secret: Illegal Texting Is Out of Control
See discussion (82 comments, 117 points) - Archive
Vulnerability That Allowed Hackers to Take Over WhatsApp and Telegram Accounts
See discussion (41 comments, 92 points) - Archive
Security researchers call for Guardian to retract false WhatsApp backdoor story
See discussion (182 comments, 254 points) - Archive
There is no WhatsApp 'backdoor'
See discussion (408 comments, 1018 points) - Archive
Why I won't recommend Signal anymore
See discussion (334 comments, 328 points) - Archive
A Formal Security Analysis of the Signal Messaging Protocol
See discussion (220 comments, 253 points) - Archive
iMessage's 'End-To-End' Encryption Hardly Better Than TLS
See discussion (32 comments, 91 points) - Archive
Hackers accessed Telegram messaging accounts in Iran – researchers
See discussion (64 comments, 139 points) - Archive
The State of Mobile XMPP in 2016
See discussion (96 comments, 114 points) - Archive
SS7 MITM Attack Against WhatsApp and Telegram
See discussion (97 comments, 209 points) - Archive
WhatsApp Security Whitepaper [pdf]
See discussion (9 comments, 92 points) - Archive
WhatsApp Rolls Out End-To-End Encryption to Its Over 1B Users
See discussion (226 comments, 330 points) - Archive
Attack of the Week: Apple iMessage
See discussion (39 comments, 149 points) - Archive
Johns Hopkins researchers poke a hole in Apple’s encryption
See discussion (43 comments, 173 points) - Archive
Insecure by design: protocols for encrypted phone calls
See discussion (30 comments, 102 points) - Archive
'Ricochet', the Messenger That Beats Metadata, Passes Security Audit
See discussion (13 comments, 120 points) - Archive
The myth of the ISIS encrypted messaging app
See discussion (23 comments, 95 points) - Archive
GCHQ-built phone voice encryption has massive backdoor
See discussion (44 comments, 98 points) - Archive
MTProto, the symmetric encryption scheme used in Telegram, is not IND-CCA secure
See discussion (62 comments, 181 points) - Archive
Telegram probably isn't as secure as ISIS thinks
See discussion (64 comments, 83 points) - Archive
Saying goodbye to encrypted SMS/MMS
See discussion (76 comments, 162 points) - Archive
How secure is TextSecure?
See discussion (28 comments, 137 points) - Archive
How secure is TextSecure?
See discussion (52 comments, 92 points) - Archive
Hackers Build a Skype That’s Not Controlled by Microsoft
See discussion (39 comments, 112 points) - Archive
Crowdsourcing a More Secure Future
See discussion (92 comments, 121 points) - Archive
Telegram protocol defeated. Authors are going to modify crypto-algorithm
See discussion (207 comments, 360 points) - Archive
$200,000 to the first person to break Telegram
See discussion (162 comments, 342 points) - Archive
Telegram secret chat geolocation leak
See discussion (45 comments, 105 points) - Archive
Telegram’s Cryptanalysis Contest
See discussion (130 comments, 189 points) - Archive
Contrary to public claims, Apple can read your iMessages
See discussion (95 comments, 144 points) - Archive
Piercing Through WhatsApp’s Encryption
See discussion (81 comments, 230 points) - Archive
Here come the encryption apps
See discussion (56 comments, 164 points) - Archive
How the U.S. Military Uses IRC to Wage War
See discussion (76 comments, 127 points) - Archive
Dear Apple: Please set iMessage free
See discussion (79 comments, 160 points) - Archive
Banning E2EE is stupid
See discussion (137 comments, 207 points) - Archive
RFC 9420 – A Messaging Layer Security Overview
See discussion (9 comments, 115 points) - Archive
Building end-to-end security for Messenger
See discussion (330 comments, 248 points) - Archive
The most backdoor-looking bug I've ever seen (2021)
See discussion (110 comments, 145 points) - Archive
How did Facebook intercept their competitor's encrypted mobile app traffic?
See discussion (209 comments, 503 points) - Archive