# All Questions

546 views

### TLS Authentication/OpenVPN/MITM Attacks on Public Wifi [duplicate]

My question is about how an SSL VPN connection such as OpenVPN is protected against MITM/Spoofing attacks on a public Wifi. For example, if somebody has a 'pineapple' or router setup as a honeypot ...
48 views

### Webistes listing email address lists for spammers [closed]

Which websites would you usually check if you suspect that your company's address book has been leaked and is being used by spammers? I have identified https://pwnedlist.com/ for this purpose but was ...
54 views

### Is there an extension/command line for OSX Chromium to save website passwords in LOCALSTORAGE instead of the system's keychain?

My situation: I want to use a portable-app implementation of Chromium running on a removable drive, so I never leave any passwords stored on the kaychain of any computer I use. Portable Chromium is ...
169 views

### Mcafee endpoint encryption doesn't see previously encrypted partition after Windows 7 reinstallation

My partitions C and D were encrypted and Windows 7 was installed on C. I copied all important files to D and then changed harddrive controller from IDE to AHCI, removed C and created it again and then ...
124 views

### Has 100+USD, accidentally [closed]

Yesterday, I just visit a shopping site which use serial payment method and I type in some serials randomly then my account have 100USD; I just want to 'test' that website (for the bug bounty), is my ...
97 views

### Mutual Authentication Protocol based on MAC & shared secret key

I am quite unsure about how to approach this question, was wondering if anyone could give me a nudge in the right direction, I would be most appreciative! So I've learned about the 4-way handshake ...
76 views

### Kerberos based infrastructure with artifactory repo for our java artifcts with Apache reverse proxy and mod auth kerb. how can I access with gradle? [closed]

We recently migrated our company to a kerberos-based infrastructure. I successfully set up an Artifactory repo for our java artifacts, with Apache reverse proxy and mod_auth_kerb. How can I access ...
46 views

### Ipsec connection fails

I have two system with fedora12 installed Host1 IP address - 10.1.0.1 Host2 IP address - 10.1.0.2 Then configured IPsec in both machines as below Host 1 config (/etc/ipsec-tools.conf) #Host 1 ...
179 views

Just want to ask some questions regarding on this strange experience while logging on my account on Facebook There are cases that I'm accidentally typing my password into the username box of the ...
158 views

### Finding Plaintext Password Repositories [closed]

I came across a file, that was used by our tech support, to store all generic usernames and passwords in them for use with new systems. (Our company has been trained on the use of other Password ...
51 views

### Best way to authenticate for Funding balance with API call [closed]

I have an API call where a user adds to their balance when funds are low. The actual payment is done via Braintree, but I need to allow the user to make that call via their API. What would be a good ...
131 views

### Encrypting sensitive data in a financial form

I'm currently building a B2B E-Commerce site for a client using WordPress. We sell industrial machinery ranging in the upper $100k-$400k price range. My client would like to have their financing form ...
17 views

### Get information about the audit state of software (for OSS)?

How does one go about to determine how well audited/checked a software is? To make this a much more specific question I am interested in ways to ascertain (mailing lists, rankings etc.) that a ...
37 views

### Cracking MD5($p.$s) [duplicate]

I have a salt and a password for an application that is using MD5($password +$salt) and I'm looking to crack it. I believe this to be the same format that joomla uses. I'm having trouble figuring out ...
76 views

### Forensics - Mounting Drives in RAM

From a computer forensics standpoint. If someone were to mount a partition in RAM using something like: mount -t tmpfs tmpfs /mnt -o size=1024m How much more difficult would it be to recover data ...
2k views

### Running openssl s_client with an aes encrypted key fails

I'm trying to verify a 2-way SSL connection using the openssl s_client command openssl s_client -connect localhost:8883 -CAfile ca.pem -cert client.crt -key client.key The openssl s_client fails ...
31 views

### Access Control that are used on Ubuntu? [closed]

I want to ask about access control that are used on Ubuntu. I already read Ubuntu Access Control List but I'm still confused. Is there someone can explain about access control on Ubuntu? Because ...
147 views

### Spam Mail - have someone broke in to my shared hosting account? [duplicate]

Yesterday I noticed that one of my e-mail addresses (the only one within that domain) started to receive a lot of weird messages that the mail haven't reach the target (something like "Sorry, Qmail ...
68 views

### How much access to the file system does the recent Drupal vulnerability give?

A friends drupal site was hacked. What is strange is that the root directory of the installation at the hosting company (let us call it rootdir) was copied (or renamed) rootdir_hacked and the ...
120 views

### Recovering From Suspected MPEG Malware Attack

Against my better judgement I foolishly opened an MPEG video emailed to me from a friend's email address because the topic in the email was something we had recently discussed. I am fairly certain ...
68 views

### About Windows Interactive services Security

I know most services run under non interactive windows station or desktop also called session 0 while as some services (interactive) running under local system account create a window on interactive ...
879 views

### What is my router listening for on ports 5555 and 3333? [closed]

I recently discovered nmap and pointed it at my router out of curiosity. It found that ports 3333 and 5555 are open but doesn't recognise either service. I investigated and found: I can successfully ...
132 views

### Domain socket authentication as in MySQL and PostgreSQL secure?

Are authentication mechanisms based on UNIX domain sockets (Linux) secure? And more specifically, are the respective MySQL and PostgreSQL implementations on Linux secure? The background for my ...
127 views

### Backdooring vulnerable lighttpd installed on wireless AP [closed]

I have an AP at home and I'm trying to secure it as much as I can. I found an bug by accident. My AP has 3 ports opened: 22/ssh 53/dns 8081/blackice - icecap What I found is that my port 8081 ...
75 views

### How can I keep track of the packages to check any strange behaviour [closed]

I've just realized there was a girl that asked someone to hack my computer and also my telephone (that's why WhatsApp was working strange). Right now I'm trying to protect myself at least on my ...
103 views

### IPtables accepting SMTP without being configured?

Well i was building a new server and inputed there some IPtables rules, i set postfix and send me an email to try it out, to my surprise the email reached perfectly without me declaring a rule for the ...
87 views

### WPA2-Enterprise - unable to find a way around Lanner Electronics

I have currently been working in an environment where I am connected to a WPA2-Enterprise network requiring me to enter my username and password for the network whenever I connect. I have been asked ...
85 views

### Untrusted Certificate Not just on my computer?

yesterday I tried going to several websites but an "untrusted certificate" warning popped up several times. Eventually it went away. I am the latest version of Mozilla Firefox. I also connect to ...
85 views

### making online transactions over proxy

So I went over quite a lot of topics here and on the internet.. but I still can't seem to completely understand this issue. How secure really are services like proxies, VPN or VPS? VPN is promoted ...
68 views

### Clear EFS Cache at Set Interval

My boss wants to set up encrypted file shares using EFS on Windows Server 2012 R2 Boxes accessed by Windows 8.1 clients. I've been able to set the default DRA, issue certificates in test cases and so ...
337 views

### How to block traffic coming from an “public” WiFi hotspot and going to the LAN (iptables)

I followed this tutorial (http://elinux.org/RPI-Wireless-Hotspot) for an Wifi Hotspot in the guesthouse. This is working fine, but every device on the WiFi network can reach any LAN device in the LAN ...
45 views

### SSL Asymmetric encryption newbie [duplicate]

I am relatively new to the world of cryptography and was wanting to develop a webpage which allows credit card payments. Thus, I looked into the digicert ssl service, hoping that it could do what I ...
522 views

### Build only OpenSSL crypto?

I was wondering if it's at all possible to compile only the crypto functionality of OpenSSL that I want? In particular, is it possible to compile just SHA1, AES, and DH parts of OpenSSL? I followed ...
165 views

### Encryption algorithm keySize restriction in JSSE 7

I have an application which uses SSL (JSSE Implementation). Currently from my client side, the "Client Hello" message suggests a list of cipher suites that consists of both 128 & 256 bits key ...
287 views

How can I know what all types of events generated by Linux. I can get this from the logs, but reading logs and noting ID's is very time consuming. All events might not be triggered. I need this ...
159 views

### Hidden TrueCrypt Container containing the Tor Browser Bundle

I'm considering using a hidden TrueCrypt container to keep a Tor browser bundle copy which could save bookmarks. In this case, would the TBB leave traces on the OS it started with? E.g. I use my ...
452 views

### Can Suricata IPS detect and prevent ARP poisoning attacks? [closed]

Does Suricata IPS have the capability to detect and prevent ARP poisoning attacks? Snort uses a preprocessor that decodes ARP packets and detects ARP attacks, but I couldn't find any such capability ...
283 views

### Windows OLE Vulnerability CVE-2014-4114 “Sandworm”

Just heard about a new vulnerability and am using the same format as the POODLE guy for this one. What is the Sandworm vulnerability? I use [product/browser]. Am I affected? Is [product] ...
3k views

### removing SSLv3 does not seem to fix POODLE problem [duplicate]

I have removed SSLv3 from my Apache 2.2.15 ssl.conf file with the line SSLProtocol All -SSLv2 -SSLv3 I have restarted httpd but POODLE tests still show vulnerability exists with POODLE. What else ...
111 views

### Would it better to enforce more complex passwords or passphrases? [duplicate]

I have read in different places that passphrases offer better security and are more user friendly however, I have also read contradictory information thats says longer passwords are not really more ...
243 views

### Difference between sshv1 and 1.5?

I've been searching for the answer to this but haven't had much luck. What is the difference between SSH version 1 and 1.5? Is 1.5 a release of 1? As in 1.2, 1.3, 1.4, 1.5? Are there any ...
647 views

### Using SSL-port (443) for non-SSL traffic, bad idea?

We have a webapp that is build to use SSL for certain (but not all) types of requests. The webapp is using multiple subdomains, the number can change. This combination of features makes that the ...
205 views

### Force connected devices to use http rather than https

I am very new to MITM attacks and have been faffing around on my home network today.. When sniffing my iPhone trying to connect to some mail accounts I have noticed that it shows a message stating ...
227 views

### Configure icefloor to prevent leaks when VPN connected

I am trying to configure icefloor firewall on OS X 10.9 so as to make sure all traffic will go through VPN. I recently notified that even with "Route all traffic through vpn" option in tunnelblick ...
128 views

### Best practices for OAuth 2.0

I understand that OAUth 2.0 really just relies on SSL to encrypt the contents of the bearer token. However, are there any other best practices one should follow when securing OAuth 2.0? I know you ...
103 views

### Are Hyper-V Memory Snapshots secure/encrypted?

When dealing with encryption tools (TrueCrypt, Bitlocker and any successors) the passwords are always somewhere in memory. Therefore when there are memory dumps on a hard disk, for example in the ...
103 views

### Breaking it gently

Let's say I've found a fundamental error with mathematics of a security package. For example, let's say I've found something similar to the Pollard’s \rho-1 algorithm that renders some of the RSA keys ...
110 views

would greatly appreciate some advice from the experts here on this stackexchange. I'm building an application that requires access to a user's resources from a 3rd party application. This 3rd party ...