0
votes
1answer
65 views

Simpler idea for protection against reflected XSS on client side

I was going through some CLIENT side defenses against reflected XSS e.g. XSS auditor(chrome), IE8 XSS Filters, NoScript. They use regular expression and other sophisticated techniques. Why didn't they ...
0
votes
2answers
41 views

Is there any mail service accepting real id? [closed]

Most webmail services like gmail, facebook, yahoo,.. allow anonymous to create a mail address. If there is a security breach, user may lost important information on that address. They may add phone ...
0
votes
1answer
98 views

Is a properly configured server secure against unauthorized data access?

Take for example a game. Typically, when you buy or download a game that can be played offline, all of the data required to run the game is shipped with the executable. In order to protect these ...
0
votes
1answer
2k views

Nmap SSL service detection: How to check all open ports only for SSL service?

I am running nmap to probe services that use SSL.¹ In order to detect vulnerability in non-standard ports, I am using the -sV option to perform service discovery. But it is very slow since it runs ...
0
votes
1answer
705 views

Using Proxy Server, can gateway know which URL i am trying to open

I am using a Proxy for example UltraSurf, if I try to open a URL in my web browser, obviously web browser is going to send this information to my Proxy, then Proxy is going to communicate my Gateway. ...
0
votes
2answers
989 views

Securing passwords for REST Authentication

first post on sec so go easy. I'm developing a REST application using the Spring Framework, as as part of the requirements, we have to secure the different functions of the system to different user ...
0
votes
1answer
67 views

Is sharing the Membership Provider with other devs a security risk?

I hope this is a good place for this, but I am looking to be safe while sharing my ASP MVC project. If a page was designed with a membership provider is is possible to share this project with out ...
0
votes
1answer
95 views

list of PKCS7 certificate file extensions

RSA (the company) devises and publishes the public key cryptography standards. In those standards PKCS #7 is a standard which defines how to encrypt and sign messages using PKI. PKCS#7 defines a ...
0
votes
2answers
286 views

Secure Way of Encrypting Your Bash Shell Script [duplicate]

How can I encrypt my bash shell script on Linux server The shell script contain credentials of other servers for remote access. The problem is I do not want others with same level of access to view ...
0
votes
1answer
169 views

Protect from Facebook like clickjack

In the past month I've seen a better grade growth in sites that have clickjacking scripts that make you like the webpage or the Facebook site's Page when you click anywhere on the page. I have even ...
0
votes
1answer
76 views

Cryptographic Hash function [closed]

How can I implement a cryptographic hash function using the block cipher? I was wondering whether I can use AES in cipher block chaining mode to achieve this.
0
votes
1answer
231 views

are there serious weaknesses in this free password management system?

I want to protect my passwords for free and store them on a machine that might get stolen but have the passwords very securely backed-up in the cloud, again for free, and minimize the total lifetime ...
0
votes
1answer
48 views

problem upgrading openssl on ubuntu servers [closed]

I'm running Ubuntu x86_64, and want to upgrade to OpenSSL 1.0.1.f. wget <openssl latest> tar -xzvf openssl.tar.gz cd <openssl dir> ./configure --prefix=/usr make In the console output, ...
0
votes
1answer
65 views

Multiple websites hosted on same server

We have two severs sitting under one load balancer. We run PCI scans on those two servers. Now, when we started, we only had 2 websites running from these two server. But the business is growing ...
0
votes
1answer
130 views

Api authorization basic concepts in detail

I am trying to write an application is rails. Which is more like a api application so that when a user gets redirected from his application into mine I would like to authorize him and start a session ...
0
votes
3answers
175 views

Local network proxy/spoof

Are intruders in a local network able to mask their local IP in any way? Could they 'hijack' another local IP and perform scans and exploits from there?
0
votes
1answer
64 views

Using multiple AV's

As my computer is currently set up, I have 3 AV's: AVG (paid), Malwarebytes, and Spybot S&D. I think that each one of these serves a purpose: AVG gets your real malware - Trojans, Worms, etc. and ...
0
votes
2answers
172 views

Does the Heartbleed vulnerability affect signed java applets [closed]

I have a Windows based server that serves a signed JAVA applet. The website isn't secured (HTTP), but all JAVA applets have to be signed now, so the site serves a signed JAVA applet as part of a web ...
0
votes
1answer
65 views

Handling passwords in wicket

I have a form which contains a password field. In swing the getPassword() method returns a character array. After the password has been processed by my web application the array can be wiped to ...
0
votes
1answer
425 views

My machine is hacked by someone and used to attack others via ssh, how to stop it? [duplicate]

I host my personal website on digitalocean. Nowadays, I received many abuse complaints which finally make them shutdown my machine. I feel really sad and angry. Someone complaints that my machine is ...
0
votes
1answer
232 views

Auto deploy war file (backdoor/shell) to particular folder [closed]

I am in the midst of a pentest. I have managed to uploaded a war shell (backdoor) in c:\test\ which is automatically deployed in a folder, for example c:\test\tmpbrowser.war. The application which I ...
0
votes
1answer
45 views

Ping response contain subnet ip [closed]

One of my friends site got hacked recently. Now while pinging the site ping zyz.com the response is like From 10.x.0.1 icmp_seq=79 Packet filtered From what I have heard, 10.x.0.1 looks like a ...
0
votes
2answers
511 views

Does Google Global Cache let the ISP intercept encrypted requests to Google?

I've recently noticed that most of my activity with Google and its services goes through a local Google Global Cache server set up by our ISP. Since I don't fully trust the ISP, this has become a big ...
0
votes
1answer
86 views

PCI-DSS Requirement for Application Level Security?

Before I arrived at my current company we obtained the services of PCI consultant who gave us some very specific, if questionable, advice on encryption requirements. The particular piece of advice I ...
0
votes
3answers
321 views

How do bots communicate in the zeus botnet?

I read on http://www.abuse.ch/?p=3499 that: ZeuS is now using an “IP list” which contains the IP addresses of other drones participating in the P2P botnet. An initial list of IP addresses is hardcoded ...
0
votes
1answer
463 views

Is the Station-to-Station protocol secure?

After I've read a lot about key exchange many sources state that the Station-to-Station is secure, since it also verifies the entity on the other side. Well how is that true, if an active Man in the ...
0
votes
1answer
33 views

Certificate extensions - specific constraints

I have question about extensions of certificate and what specific extension should I use in my situation. The problem is following: I have a CA and I want that CA will issue certificate only for ...
0
votes
1answer
147 views

Can any Google Play Store tampering be detected?

I've read this Android developers page regarding code signing that states: You can use self-signed certificates to sign your applications. No certificate authority is needed. I have also read ...
0
votes
1answer
102 views

Multiple user encryption-key store

Let's say I have an application that accesses an encrypted datastore, and I want the admins to be able to unlock the datastore upon application startup (and then the application will have access to ...
0
votes
1answer
156 views

Per Vendor/Publisher Device Unique Identifier, How is it and how much secure? [closed]

iOS and WP8 support Unique Identifier per Vendor or Publisher according to this and that. Android unfortunately does not support that feature. Is there anybody knows the mechanics of that mechanism? ...
0
votes
1answer
172 views

File encryption with external key

I want to encrypt a few files on my computer (not FDE). To do this, I'd like to use something that requires having some external usb thing with the key on it plugged into the computer. Price is not ...
0
votes
2answers
56 views

Attack Signatures books [closed]

I have an assignment to do for school which involves attack signatures (I have to do a service-specific IDS). Basically what I have to do is to generate signatures for some attacks with Metasploit on ...
0
votes
1answer
160 views

Get PGP Private Key from RAM analysis RSAKeyFind

For an experiment, I'm trying to open a 2048-bit RSA encrypted mail on a image. Using this fresh image, I made a memory dump and analysed the dump for RSA keys. Now, several RSA keys have been ...
0
votes
2answers
304 views

Registration Password

Is it best to create an application that allows a user to sign up with username and email at the beginning and password once you click the generated email sent to you or should the password entering ...
0
votes
1answer
170 views

Digital Signature Software

What is the digital signature software? What it takes to digitally sign software? I'm using the Kaspersky antivírus and the software I wrote, in Delphi, is flagged by the antivirus software due to ...
0
votes
1answer
253 views

RAM memory data remanence and double boot, risky?

I wonder if my setup can be risky. To give a good starting point for answers I would briefly sketch the situation setup: double boot system GNU/Linux and Microsoft Windows GNU/Linux is on 2 ...
0
votes
2answers
165 views

can a x.509 certificate alone be used for user authentication?

we have a scenario for implementing SSO using x.509 certificates. A secure client will download a x.509 certificate (only certificate...no private key is available) upon user logs into the windows ...
0
votes
1answer
270 views

Hashing PAN numbers

According to this blog PAN number should be hashed using a "secret salt". What they are doing is basically H(Message+salt). The reason you need this "secret salt" is because PAN numbers are limited to ...
0
votes
1answer
100 views

Sky Broadband Shield

I was just wondering the implication's to Sky's new revelation of a so called 'shield'. Is this actually even a security feature or just a advertisement stunt for Captain America. I can find very ...
0
votes
4answers
321 views

Someone knows about online labs? [closed]

I'm looking for an online training lab for pentesting/hacking and security. I've found one at hacking-lab but it's seems troublesome to work with and it has some issues on VPN server authentication. ...
0
votes
2answers
4k views

For how long ISPs keep record of internet usage? [closed]

For how long? They keep record of every page we visit? In what form they keep records? The site's address? Page title or headers etc? or the IP of the website? And how long? Is it possible for an ...
0
votes
1answer
240 views

Find out who has hacked your gmail account [closed]

I received a message from google saying they had prevented a hacking attempt. However I then received messages from friends saying that they had received spam from my gmail account. If you go to ...
0
votes
2answers
1k views

Effectively Pentest a Wordpress Site

When it comes to blackbox pentesting of a Wordpress site, the first thing to come to mind is WPScan [http://wpscan.org/]. While pentesting some sites, I faced a common issue i.e it shows that ...
0
votes
1answer
64 views

Safely creating and communicating within a fully decentralized p2p network

I'm not entirely sure if this is the right place to ask this, and I'm also slightly fuzzy on how the p2p system works, so correct me if I'm wrong. I've been looking into the practical implications of ...
0
votes
2answers
84 views

How can I verify the GPG signature is valid?

I'm trying to figure out if there is a way to be 100% sure that a GPG signature is valid. I'm not entirely sure how it all works, or the correct terminology, so forgive any lack of understanding. I ...
0
votes
1answer
872 views

Possible to Derive Private Key from Public Key Given Enough Computing Power? [closed]

Is it possible via brute force to derive a private key from a public key (such as a website's SSL certificate)? If so, how much computing power would you need to make it feasible, compared to say, ...
0
votes
1answer
22 views

security management and security engineering difference [closed]

Is there a difference between "security management" and "security engineering"? I read about security engineering in some places and security management in others, but I really can't find what the ...
0
votes
1answer
95 views

Good reason to continue using fraudulent certificate?

A relative of mine used a favorites link to login to yahoo. The favorite link is https://de.mg40.mail.yahoo.com/neo/launch? However, this link uses a fraudulent certificate. Visiting the Yahoo ...
0
votes
1answer
92 views

How one would typically detect systems vulnerable to “NULL Session”? [closed]

I got the question "Explain how one would typically detect systems vulnerable to “NULL Session” " ,but I do not know how to answer this question. Could you help me?
0
votes
1answer
177 views

What kind of encoding/hash it is [closed]

I have email which is stored in Cookie : %2FGl%F8%7E%06%F1S%FEF%10%E0T%B3%95%82BK%D9%D3%94%BC%AE%E1 which is sth like this after convert it with this tool : ...

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