Collaborate Disseminate
SimpleX (whitepaper; audited by Trail of Bits) claims to be
The first messenger without user IDs
Other apps have user IDs: Signal, Matrix, Session, Briar, Jami, Cwtch, etc. SimpleX does not, not even random numbers. This radically improve… Continue reading Is SimpleX more secure than Signal?
If the option "Always Relay Calls" is enabled in Signal messenger, will that also hide the IP when sending messages? Does that mean that all data packets are routed through Signal servers?
Yesterday I received an odd message on MS Teams (a phishing attempt) that I’ve not seen before.
The message is made to look like it includes 2 parties; 1 internal and 1 external, in addition to myself.
However, the 2 parties are actually … Continue reading Protect from phishing in MS Teams
I remember seeing an encrypted messaging app a while ago that offered using QR codes to exchange encryption keys between the users. Of course, this only worked when the people met physically, but added an interesting layer on top of the us… Continue reading Encrypted messaging app using QR codes for key exchange
Few years back, I made an account on Telegram & then used it to chat to some people anonymously because I had read that Telegram doesn’t share your number or name with people who you chat with. However, I discovered that Telegram allow… Continue reading Does Telegram allow you to see shared contacts of people you are connected to? [closed]
is MTproto protocol used for sending messages in telegram? and if yes, how it works technically?
Continue reading is MTproto protocol used for sending messages in telegram? [closed]
I have come up with a new ECDH sharing method, where I give the common key to dozens of people in advance and then randomly select about 8 people to share the ECDH with whom I want to talk by relaying the encryption using onion routing. As… Continue reading ECDH or DH sharing using onion routing
Signal Messenger is basically state of the art chat when it comes to security and privacy: It uses only phone numbers for user identification, doesn’t store user chat and the encryption protocol is tried, tested and proven. It is very soph… Continue reading Why is this simple encryption protocol not enough for messaging?
There are many new messaging apps that claim to be the most secure.
How can we be certain if there is actual encryption and what type of encryption?
Molly, signal, WhatsApp, briar, wire, telegram, Threema.
The accepted answer to this question is now outdated, since Whatsapp web does not require an online smartphone to function anymore. How is the key exchange performed securely?
Continue reading How does end-to-end encryption work with whatsapp web as of 2022?