Instant messaging (IM) is a form of communication over the Internet, that offers quick transmission of text-based messages from sender to receiver
11
votes
1answer
4k views
The inner workings of iMessage security?
This is a very interesting article about the iMessage technology used in Apple's very popular communication devices. So far, there has not been much technical details released by Apple. Hopefully ...
10
votes
5answers
1k views
Is Skype secure enough to transmit passwords?
Is it considered "secure" to send a password in a skype message and delete the message after the recipient remembered the password?
9
votes
7answers
5k views
Which Instant Messaging services use or allow secure protocols, and what do those protocols cover?
We all know there's a myriad of Instant Messaging (IM) services out there. But, which of these services uses or permits protocols that actually secure your communications? For those that do, what ...
6
votes
1answer
274 views
What are the main issues and best practice security controls when exposing SIP and H.323 to the Internet?
What are the main issues and recommended controls when exposing SIP and H.323 to the Internet (could be for voice, video, and instant messaging traffic or all three)?
Specifically I'm looking for ...
4
votes
2answers
4k views
Does chatting over Skype expose my IP address?
Is there a way to identify a person's IP address in Skype, when you're chatting with them? Does this depend on their Skype settings? And if you've recorded chat messages, can they lead to the actual ...
4
votes
5answers
501 views
Most Efficient way of Encrypted Chat
I'm creating a server where people can come and talk to each other. I'm mostly doing it for a fun project, here's my question.
I'm using RSA for encryption/decryption, so only the clients will know ...
4
votes
3answers
584 views
Can Skype chat be protected from snooping? Are there safe alternatives?
I use Skype a lot. With all of my clients, staff, contractors and friends, however, the acquisition by Microsoft worries me, as two of my clients are direct MS competitors, and I often work on long ...
3
votes
5answers
850 views
Can voice chat be spied?
I wonder if voice chat (via public services like yahoo, google talk, skype, etc) is practically secure? Is it possible for the ISP or any middle point? I do not consider hacking the computers, but ...
3
votes
1answer
99 views
What project is a good SILC substitute?
As time has marched on, it would appear that the Secure Internet Live Conferencing (SILC) client/toolkit have lost a bit of steam, I can't find any current mailing lists, their website doesn't seem to ...
1
vote
1answer
272 views
How does wireshark detects online-messenger traffic?
I have been working on how to find use of online messenger (e.g imo.im, ebuddy) using wireshark. I'm doing , as i need to build SIEM (security information event management) use-cases which detects ...
1
vote
2answers
84 views
How can I catch an Instant Messenger Identity Thief?
Here is the scheme.
The identity thief logs in as my American friend in the instant messaging program QQ. (Did he steal her password or use some other exploit? I don't know.)
The thief contact's ...
1
vote
0answers
53 views
OTR and/or SecureIM library for C# .NET [closed]
I'm looking for implementations (or even wrappers) for OTR or SecureIM encrypted chat protocols usable from C#.
Currently I found none, and considering porting Java OTR library and/or wrapping ...
1
vote
0answers
95 views
Does OtR require than IM applications remember multiple keys per contact? [closed]
I noticed the Guardian Project has developed a converter to move your off-the-record messaging keys between different IM applications. I'm curious what happens if your using multiple off-the-record ...
1
vote
0answers
98 views
Are there any instant messaging systems that offer resistance to traffic analysis? [closed]
I'm happily using off-the-record messaging now, but I'd enjoy exploring more traffic analysis resistant options? It appears the most visible ones like Tor chat are rather stagnant, or at least don't ...
0
votes
3answers
701 views
Which real time cross-platform chat applications exist with end-to-end encryption?
I am looking for an instant messaging / chat application which can be used securely across different platforms, eg Windows, Linux, BSD!
Do any exist?
0
votes
0answers
55 views
Reasonably secure cross platform messaging [closed]
I'm looking for a messaging client that is reasonably secure, manageable, and will work on Windows, iPhone, and Android. I would like to be able to manage the contact list so there wouldn't be a lot ...
