1
vote
1answer
66 views

What is the point of hosting database externally?

Following the breach of avast:forum.avast.com they decided to host the database externally@id.avast.com. My question is, what is the point of hosting the database externally since when you get remote ...
1
vote
1answer
70 views

Secure way of opening web page from iOS without need of logging in

I am developing an iOS application and web page, both use same Parse backend. Web page contains some functionality that is not available in the iOS application. Therefore I would like to present the ...
0
votes
1answer
67 views

Secure end-to-end when part of conversation must be over HTTP

We have a situation where a user's identity can be verified as follows: the network provider knows the identity of the user and injects secure headers into the HTTP request, which our servers can use ...
1
vote
2answers
153 views

How to avoid DDOS against Kerberos Authentication Server

I have a school project where i am supposed to implement a Kerberos based infrastructure (AS, TGS and resource server). It is already done and working, but i started thinking about how to protect the ...
2
votes
2answers
123 views

How to build a secure affiliate network

I'm going to build a demo affiliate network, which needs to be secured. Let say I have a web application called Affiliate Network Manager that manages all affiliates associated with my online book ...
1
vote
1answer
132 views

What good does the Kerberos Authentication Server

I currently try to understand the Kerberos protocol. And I think I understand the parts of it. How Alice gets a ticket from the Authentication Server to authenticate herself to the ticket granting ...
2
votes
4answers
862 views

Does using WPA2-Enterprise just change the attack model vs WPA2-PSK?

As far as I can tell based on the reading I've done so far, WPA2-Enterprise uses the same encryption and security algorithms and methods as WPA2-PSK, with the addition of using another service for ...
0
votes
2answers
173 views

How to detect authenticity Of Client and Server Certificate?

How its possible to detect authenticity Of Client and Server Certificate. For example, If server A has certificate and someone C stolen its certificate and send it to B then How we decide that it's ...
3
votes
2answers
405 views

Why don’t SMTP servers just require all senders to be authenticated before accepting mail?

Why don’t SMTP servers just require all senders to be authenticated before accepting mail?
1
vote
2answers
157 views

Does this show the need for a two-factor authentication?

I need some help for my understanding while reading through this authentication scheme in WEP. In a WEP authentication scheme, the station first sends a request for authentication. However, this ...
10
votes
4answers
4k views

Security measures against packet sniffing

I work in a environment where packet sniffing can be easily done . I was worried about my confidential data . Please suggest how is it done and precaution which i can take at client level.
2
votes
1answer
548 views

Password authentication using DynamoDB

I'm working on a Mac app. I have users stored using DynamoDB. Authentication is needed to enforce access control on system-internal operations, such as uploading files to Amazon S3. Of course, I ...
2
votes
0answers
80 views

Distinct databases with the same Kerberos Authentication server

Should two deployed applications within a private network requiring distinct databases (for storing their own users credentials) require distinct Authentication servers (implementing Kerberos)? Or is ...
2
votes
2answers
102 views

Using External Certificates on a network that doesn't permit outbound HTTP/S access

Some highly secure networks and DMZs prevent all communication to outside hosts. This can cause issues with validating externally signed data I can guess that issues with signature validation occur ...
34
votes
1answer
2k views

What's the risk if I accidently type my password into a username field (Windows logon)?

I'm used to logging into my personal Mac which is a password-only field (like waking from sleep mode). Sometimes I have to use a Windows network on which I have an account, but of course I have to ...
5
votes
4answers
8k views

Secure use of psexec or better alternative to it

I want to remotely start VMWare virtual machines (I own VMWare Workstation) and to this end I need to execute on host something like "vmrun -T ws H:\VMWare\VM1\VM1.vmx nogui" with user desktop ...
3
votes
2answers
2k views

Is CIFS/SMB (Folder Sharing in Windows) secure?

I have to back up some data from windows 7 machines over the internet, and I rarely use windows so am distrustful of it in general. Specifically: Is there any sort of check that the server is the ...
17
votes
9answers
3k views

Can IP address be a component of 2-factor authentication?

I have a bunch of Linux machines that I wish to administer over the Internet. I currently use SSH keys, but have been advised to use 2-factor authentication. SSH Keys are something you know. Is an IP ...
10
votes
4answers
2k views

How can an access point spoof me into connecting?

I was reading through the answers of the question "How can I ensure that I connect to the right wireless Access Point?" and was wondering how it is possible for an access point to imitate another wifi ...
0
votes
0answers
79 views

Pages restricted to certain IPs, safe? [duplicate]

Possible Duplicate: In what scenarios is relying on source IP address as a security control acceptable/unacceptable? If a website has a page which only renders for certain IPs, is there ...
6
votes
2answers
1k views

Is Access Control Through MAC ADDRESS a practical/secure solution

I run a small local gaming website with a custom admin panel I coded to let trusted members do administrative tasks through the software's API. Since their IP Address is dynamic, can I authenticate ...
6
votes
1answer
1k views

Deploying a campus WiFi network that authenticates against an AD LDAP

We are looking to deploy about 15-20 Cisco 1131ag access points on campus. I have been reading up on different authentication methods, but I don’t know what will be the best long term solution that ...
6
votes
1answer
3k views

Obtain credentials by spoofing WPA/WPA2 Enterprise network?

I have a large scale wireless network secured using WPA/WPA2 Enterprise authentication. Recently, I was made aware of the possibility that someone may use a dd-wrt router and a computer to spoof the ...
0
votes
1answer
116 views

WLAN Router authentification [duplicate]

Possible Duplicate: How can I ensure that I connect to the right wireless Access Point? Is it true, that WLAN routers aren't authenticated by clients? The only "authentication" is SSID and ...
7
votes
2answers
751 views

Any advantage to securing WiFi with a PSK, other than to keep out unauthorized

As I understand WiFi with a PSK, such as WPA(2)-PSK or WEP, anyone on the same network can decrypt anyone elses packets because everybody has the same key. In which case, if you are not going to ...
8
votes
2answers
411 views

How do you Secure VOIP in a large organization

As part of a large organization looking to implement VoIP, to get on the bandwagon of savings and converged network focus, I'm being asked to look at the security concerns to develop a policy to help ...
5
votes
1answer
994 views

TLS at layer 4 BUT 802.1X EAP-TLS at layer 2?

In the CISSP books, SSL/TLS has been through the arguments and fell rest onto the transport layer 2 instead of the session. OK - Fine. Port security 802.1X and EAP is a data link layer 2 ...
4
votes
4answers
827 views

Are there consumer-grade VPN services that support two-factor authentication, like SecurID?

I'd like to increase my VPN security, and Google hasn't turned up anything with regard to VPN services and SecurId. Does anyone know of services like this?
12
votes
3answers
333 views

Verifying server software integrity?

I'm trying to brainstorm a security scheme for the problem of verifying server software integrity. The domain of this problem is Game Servers built on Valve's Source Dedicated Servers. These servers ...
18
votes
6answers
1k views

How to secure a WiFi network?

What do I have to do to secure a WiFi network? Is there any best practices? I have been recommended to use WPA2 encryption on the router, is that enough? What can I do to improve the security even ...
2
votes
2answers
2k views

Is it possible to change the admin user/password remotely on a router without logging in?

Is it possible to change the admin user/password remotely on a router without logging in? If yes, how so?