The protection of computer systems and information from threats such as theft or data destruction.

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Keypairs are stored securely on HSM. But during a smart card enrollment process, isn't the private key supposed to be injected into the smartcard?

I understand that in a PKI that utilises HSM, the key pairs are securely stored in the HSM. Applications that require encryption/decryption capabilities will communicate with the HSM via APIs. ...
4
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1answer
81 views

Is it possible to prove that a hard drive was within a certain PC?

I have a situation in which a person has been accessing confidential information from another PC which they shouldn't have accessed and stored the acquired information on their own PC. Since all of ...
3
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1answer
72 views

SSH key verification for many hosts behind a single DNS name

(note: this seems similar to an existing question, but I believe there are some differences in the implementation details here) The Problem I've got a few hundred hosts behind a single DNS address. ...
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1answer
57 views

I spliced Raspbian and Kali by accident… should I be worried?

So, I recently got a Raspberry Pi. I installed Raspbian Wheezy on it immediately, got it all set up with SSH and VNC, and ready to go. One day I decided that it would be a brilliant idea to install ...
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3answers
53 views

Who generates the keys?

I think I know the answer, but I'll ask anyway... I'm being given access to a remote server with SSH access. Who should generate the private/public key pair? My understanding is that I should ...
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1answer
26 views

Using IPS and IDS together for Defense in Depth

With in-depth knowledge of IPS and IDS, how can we use them simultaneously to achieve better security?
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1answer
28 views

export single keychain item without ui

Sadly I have problems with OS X and the UI just won't load. But I have ssh access to my machine. I would like to reinstall OSX but I have forgotten my Time Machine password. It is saved in the ...
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0answers
235 views

Disable Checkpoint Endpoint Security Policy

I have the same problem as this (How to disable the security policy with check point VPN-1 secure client?) but with an other client from checkpoint. I have the Checkpoint Endpoint Security Version ...
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0answers
15 views

Protect debian from a typical dropper (malware)?

I have a Debian box that I have pretty secure. Browsers are rarely used, except lynx which is used almost exclusively to download specific files. The daemon servers running on the machine are just a ...
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43 views

malware or Google Drive not working due to batch file being opened by text editor by default

I'm seeing some suspicious behavior on startup, and am wondering if I should be concerned. What's happening is C:\Users\<me>\AppData\Local\Temp\tmpevpnra\run.bat is being opened in Notepad++. I'...
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1answer
1k views

How to get an alert when someone logged on my PC?

I wish to send myself an mail, a message or an alert when someone logged on my machine. Is that possible to configure on my Windows 7 machine?
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0answers
22 views

How can throughput be greater than the bandwidth? Is this a valid reason?

I asked this question on networking engineers but it was closed as off topic since it wasn't for professional application. Hope it fits better here. I'm studdying for the CISSP secuirty exam and a ...
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0answers
40 views

Applying Security Setting on the User Folder of a Mounted Hard Drive taking too long

I really need your help, as I am in trouble. I ended up damaging my hard drive and now I am trying to recover my latest data from it. It is a laptop hard drive with model WD5000BEVT and with 500 GB ...
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0answers
18 views

Firefox security policy or addon to deny ajax

I really do not like how some webpages abuse AJAX requests polling the servers every other second for some page update. It eats bandwidth, and generally sucks. While I am not concerned with bandwidth ...
0
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2answers
122 views

Under Linux, is it possible to encrypt a folder/partition in a way that it is not accessible to anyone without the password?

I was reviewing the different alternatives I have (like ext4 encryption) but I think all of them are vulnerable for root to just enter into my home account and see what's stored in there, which is ...
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0answers
25 views

Allow network traffic only on a network with specific SSID

I know about options in Windows Firewall to limit certain apps to e.g. certain ports but is it somehow possible to limit communication of a certain application just to a specific network, e.g. ...
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1answer
93 views

My sister hack my computer [closed]

my computer was hack by my sister. She all but told me with her constant comment about thing she could only know by have access to my computer or internet traffic(I tryed to confront her but she just ...
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1answer
127 views

Should I use PAP, CHAP or MSCHAPv2 for inner authentication on eduroam?

There are countless instructions on how to connect to the eduroam network from various universities and research centres. They tend to differ in the recommendation regarding the inner authentication ...
0
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1answer
40 views

Impero - when does it work?

I have a question about Impero. Does it work when I'm not connected to my school's Wi-Fi? The process "ImperoGuardianSVC" is working all time in background. Impero is a school program to prevent ...
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0answers
4 views

DNSSEC with existing private/public key

what I want is the following scenario. There exist single hosts that are connected with each other in a fully meshed network. Every host possesses a RSA key pair (private/public). What I now want is ...
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0answers
53 views

How would I use a webcam as a security camera? [closed]

I am making a security system for one of the rooms in my house. I am not willing to invest much on a professional security system, but I want atleast some security. My goal is to use a webcam ...
0
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0answers
29 views

Currently blocking malicious websites with Malwarebyte, what to do next? [duplicate]

This question is concerned with the management of a temporarily contained but potentially active computer virus in a particular case. Background information System information Windows 10, 64-bits, ...
0
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1answer
46 views

How to only connect to one SSID (access point) Win 8.1

I have searched for this solution but have not found an answer. How do I only connect to one SSID / Access Point (ie. my router). I do not want to keep pinging/roaming other routers in my neighborhood....
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3answers
781 views

Username or password is incorrect: why not specify which? [closed]

When signing into websites or mobile applications, if an incorrect username/email or password is entered, you are almost always notified only that "the username or password is incorrect." Why is it ...
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1answer
63 views

Why don't administrators have access to “system” permissions?

In Windows, the highest level of privilege you can have is administrator permissions. But when you install an app like an antivirus, they have System permissions which is one level above admin, and ...
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1answer
82 views

How to always trust software during install?

I am installing a program, and I keep getting this prompt: Would you like to install this device software? Name: Juno LTD. Jungo Connectivity Publisher: Atmel Norway [✓] Always trust software from "...
2
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3answers
2k views

centos upgrade openssl - CVE-2016-0800 - drown attack

Because of recent vulnerabilities discovered in old openssl versions I have to upgrade it. But there is no current Version in the Centos Repositories... Is there a trustworthy repository out there ...
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1answer
55 views

Backed-up EFS certificate doesn't work after resetting password

I'm on a Windows Vista computer. I've wanted to use EFS for a little while but I wanted to experiment on some individual files first. While doing that, I backed up my certificate and key, reset my ...
0
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1answer
23 views

How to verify the installed build of dd-wrt on used router

I recently acquired a used router on which a previous owner had installed dd-wrt (I acquired it via a non-technical friend who bought it off ebay, so I have no idea who did the install). I'm ...
0
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1answer
38 views

Will a VPN make a DNS Server more secure?

I have a DNS Server (unblock-us) at the router level to allow US Netflix for everyone on my home network. I am concerned about all my traffic (eg internet banking) going through these servers and the ...
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0answers
28 views

SRP not blocking EXE

I wanted to use SRP (Software Restriction Policies) on my Windows 7 Professional for whitelisting. For now I have just set the default level to dissallowed no additional rules just the 2 which are ...
0
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5answers
115 views

Is a self signed SSL certificate less secure?

I'm using a self signed SSL certificate on the homepage for our prom. I know almost everybody who uses this website personally, so I can assure them that the certificate is trustworthy, even though ...
2
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5answers
137 views

Do I still need to update Windows if I have an antivirus?

I am still on Windows XP and I am perfectly happy with it and think it's better then Windows 10. Now that XP is unsupported, no new security updates will be made available to home users. Are ...
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0answers
28 views

Using git/openssl as password manager

What are potential vulnerabilities in using this to generate passwords and storing them in a git repository? pwgen -sy1 16 | tr -d '\n' | openssl aes256 -out ~/pw/some_name.aes openssl aes256 -d -in ~...
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0answers
408 views

Secure wifi connection with FreeRADIUS, MySQL, EAP-PEAP, TLS

I'm trying to setup a wireless network as shown in the picture and I'm struggling how to secure it. Picture of Wifi Network: My basic question is: How I can securely store passwords into MySQL ...
0
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2answers
31 views

website with expired SSL

A website I'm trying to register at has an expired SSL certificate. I have the option to either use HTTPS with an expired certificate or HTTP, which option would be more secure? Is the expired SSL ...
0
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1answer
16 views

Special Identity Security Group in AD

In activity directory is there a way to create a security group that utilizes a special identity? I can explain why I’m trying to do this but typing it out is getting a little wordy. What I’d like to ...
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0answers
35 views

how to set windows firewall rules for bridged network connection?

i have created some rules in my windows firewall to grant access to only to a particular IP.. rest all connections are denied. i created a bridge between the host network and another network[ two nic ...
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0answers
25 views

How to analyze a suspicious traffic under linux machine?

Often under Linux machine, networks are protected by firewalls. This protection, though necessary, do not detect external attacks. Indeed, a Firewall is designed to block unwanted network flows while ...
0
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1answer
39 views

Do I have to update Windows 7 if all I use it for is Steam? [closed]

I am mostly an Ubuntu user, I have a Windows 7 Home partition for nothing except: Steam and GOG games Updating the BIOS (if I have to and cannot do so from Ubuntu) Presumably I do not need to keep ...
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2answers
63 views

How to overcome antivirus false positive error

We develop software which will upload the files to a website. We are facing the false positive error from different antivirus vendors. We have update file, downloader exe(which download the files from ...
57
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2answers
15k views

The MD5 hash value is different from Bash and PHP [duplicate]

I tried to generate the MD5 sum (using md5sum) of a string, "hello". I tried out different methods as the md5sum tool in Linux, PHP's MD5() function as well as various online text to md5sum ...
1
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2answers
327 views

Safety of local network over VPN

I have a Linux machine in a local network that uses an OpenVPN connection to reach the outside world. However, I know nothing about the VPN server itself and therefore I assume that whoever operates ...
3
votes
1answer
9k views

Linix Mint Live CD: DNS not working, but will ping out fine

I am running the Linux Mint (Cinnamon) 64-bit Live CD with VirtualBox on my Windows 8.1 Host computer. The guest can ping 63.84.3.27 (Google) just fine, but cannot access the web. I tried changing ...
0
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1answer
35 views

mDNS in the context of a DNS

Yesterday we have been discussing mDNS in the context of a lecture at the University. We did not exactly come to a result and I can't stop to think about it. The project in the lecture was about ...
0
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1answer
196 views

How to limit PIN attempts in Windows 10

I want to limit PIN attempt to only one, so that if somebody entered wrong PIN once, it will get locked for that session and he must have to enter the correct password (which will be relatively longer ...
3
votes
1answer
82 views

Security: Is the Raspberry Pi really stateless?

The Raspberry Pi has become very popular. Because it is rather cheap and simple it could be an attractive device for people living in so called developing countries. However in many of these states ...
4
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1answer
168 views

How to remove cryptowall encryption

Please help me urgently, Because My all files are encrypted by unknown virus named, 'CryptoWall encryption'. I attached one screenshot, which is provided by this virus.
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361 views

Keep permissions for control panel and immersive control panel items in sync on windows 10

I am working on locking a user down in Windows 10 Home to only allow them access to a few control panel settings (date/time, display, networking, and sound volume). I've done a bunch of things to make ...
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3answers
611 views

Any secure backdoor for Windows 8? [closed]

I want to install a backdoor to my laptop with Windows 8 so that I can access it and stay hidden, just in case if someone will steal it. Most of remote access tools are not hidden and it is obvious if ...