Tagged Questions
3
votes
1answer
256 views
How can I tell if a PPTP tunnel is secure?
PPTP has been demonstrated to be broken in many ways, and most installations are insecure. But it is also theoretically not broken if configured correctly.
As an end-user, is there a simple way for ...
2
votes
2answers
226 views
Test Android Secure Encrypted Traffic
For testing android traffic encryption I have configured a VPN client in my phone. What simple test I can perform in my home wifi network to verify that the traffic is really encrypted and secure?
8
votes
5answers
1k views
How can encrypted traffic bypass the Great Firewall of China when it is being blocked?
The Great Firewall of China is controlled by the government and has put in place a "learning algorithm" to block unapproved encrypted traffic. The only way to get encrypted traffic through the ...
2
votes
2answers
2k views
Do VPNs provide sufficient protection over public wireless networks?
I know that VPNs are the standard way to secure communication between a remote user and their primary network, but I've never felt entirely comfortable relying on them when using an open wireless ...
2
votes
2answers
409 views
How does VPN encryption work?
I've been searching and searching, but I can't seem to find a good-enough technical explanation. From what I've gathered, there are two "things" able to secure VPNs:
1) Pre-Shared Key: This handles ...
4
votes
4answers
452 views
How to keep secure while browsing on open wifi when SSL VPN is blocked?
After a recent visit to a hotel I was surprised to discover that they blocked access to my OpenVPN server. I often use this as a way to secure my internet traffic when I am on public wireless. ...
3
votes
5answers
241 views
Securing data transfer between public network and personal accounts
I would be traveling soon and I am looking for all kinds of ways to encrypt the data transfer (usernames, passwords, emails ...) between the new networks to which I will connect my Laptop, that is ...
5
votes
3answers
388 views
What is the difference between encrypted data and data sent through an encrypted tunnel
I am looking at different VPN protocols.
[1] L2TP does not provide encryption so require IPSec to encrypt the data
[2] IPSec tunnel provide encryption to the tunnel
What is the difference in terms ...
11
votes
2answers
2k views
symmetric encryption session keys in SSL/TLS
This question concerns the session send and receive keys used in SSL/TLS protocol. my understanding is that this key uses symmetric encryption (DES, AES, BlowFish, etc.) I'm wondering, if ...
5
votes
4answers
7k views
Multiple VPN clients in parallel
If I were to run more than one VPN clients on my machine, simultaneously, what risks would be involved?
E.g. are there technical conflicts, such that it wouldn't work right?
Could there be ...
7
votes
2answers
1k views
3DES vs DES for VPN connections
I'm trying to get Android 2.1 phones to connect to our corporate VPN, but it would appear they only support DES rather than 3DES for encryption.
Is it safe to use DES, am I going to get hacked if I ...
13
votes
4answers
689 views
IPsec (Internet Protocol Security) facts
Internet Protocol Security (IPsec) is a successor of the ISO standard Network Layer Security Protocol (NLSP). What are the advantages, disadvantages, other interesting facts regarding the protocol?
