Questions tagged [internet-security]
The internet-security tag has no usage guidance.
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Internet Options window does not open
On a windows Server 2008R2 - while logged as the domain administrator.
I am unable to open the Internet Options windows.
Using the IE Tools: I get a restrictions error:
Restrictions
This operation ...
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How can I use a password with special characters in desktop programs?
At the moment I am concerned about the security of my Facebook account. I have taken advantage of Facebook's ability to accept very long passwords with special characters, and created a password that ...
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Someone's trying to hack me, don't understand how they are bypassing my router, please help me understand?
Mar 5 00:39:44 deepcool sshd[259265]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.128.220.78 user=root
Mar 5 00:39:47 deepcool sshd[259265]: Failed ...
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Networking packet sniffer for Linux that captures the application names?
I tried Wireshark. It shows the source and destination IP address, port number, and packet contents, but nothing about which application is using the packets.
Apparently tcpdump is similar; network ...
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Are my credentials secure when I browse through a corporate web-proxy?
By "my credentials" I mean the username and password that I provide upon log-in in various web sites, such as Google, Microsoft etc.
My company is allowing browsing through a web-proxy.
What ...
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How to remove mDNSresponder from a Mac OS X Snow Leopard?
I got a message from WOW platform saying my machine was generating suspicious activity.
I run AED4 and MacAffee last versions with 0 threats results.
Then I turned to the Activity Monitor and checked ...
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Am I broadcasting or what?
My internet speed is bad. When I connect with a cable bypassing the router, it is good. Router seems to be fine however, and configuration is seemingly OK too. Thinking about interference, I looked ...
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any danger to not substituting user@machine in shell output online?
Online, I usually obfuscate my username and machine name when sharing terminal output. Is there any real danger to publishing my user:~ machine$ online?
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Security of domain bought through Google apps
I have recently heard of many security flaws in go daddy accounts. I have bought a domain through Google Apps but they use go daddy as their registrar. I was wondering whether this means I have an ...
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Is there a way to audit the security of my passwords on the web?
With so many websites with unique login systems, is there a way for me to track, and improve the quality of my login credentials on various accounts while limiting the risk of someone gaining access ...
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Stop spamming activities coming from my emailaddress
I have had emails sent to all my contacts with spam like: viagra, medhealth, etc as if I sent it. How can I stop this?
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Can I be personally identified when I use my mobile device on a WiFi network?
You could say I am technologically challenged but I have a question out of curiosity. If I am using someone else's (or a companies) Wi-Fi via my smartphone, can they personally identify me through the ...
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Is it possible to exploit `-i lo -j ACCEPT` in iptables?
Most of iptable setups contain INPUT -i lo -j ACCEPT rule. Without it it's quite difficult to connect to any locally hosted stuff. However what is not entirely clear to me - is locally running process ...
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Can Powerpoints link to information online without user consent?
I recently read a superuser question here regarding whether or not PDF files could access the internet when someone opens them in Acrobat. This led me to wonder, when I open a powerpoint file, can it ...
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Can a virus or malware be bundled with a non executable download? [duplicate]
Can a virus or malware be bundled with a non executable download?
For example, when choosing 'save link as' on an .mp3 or a .pdf file, is it possible for the download to include more than just the ...
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How does Google Chrome's Sandbox work?
I was reading some articles regarding Google Chrome's sandbox and watched a video but I don't have quite a full understanding of it. I read somewhere that it depends on Windows for its security so ...
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Public Wi-Fi and software updates
According to Microsoft, "Never update your software on a public Internet connection."
So I have some questions.
1. What if a public Wi-Fi hotspot is the only Internet available, ever? Never update ...
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My gmail password hacked in Firefox?
While writing a message using Firefox suddenly my gmail login details, including password, were pasted into the body of my message at the current cursor position and in the browser's find field (whole ...
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How to utilize username/password GET return from NoScript ABE
First, apologies for the cryptic title - let me explain: I'm at an airport that offers free wifi after you watch an advertisement. I did so in Firefox 4 running NoScript. I allowed scripts globally to ...
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Failed login attempts, constant brute force
I'm running a VPS with an iptables firewall (configured via ufw). I have shut down all traffic with:
sudo ufw default deny incoming
sudo ufw default allow outgoing
After that I have opened certain ...
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How to show keys in netsh without mentioning the name parameter
Queria saber se no netsh show profiles key=clear,ao invés de colocar o ssid de cada rede para ver o "Conteúdo da chave", poderia mostrar de uma forma geral. Já tentei usar o "*" no name,mas não deu ...
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Emails are automatically sent to Chinese addresses - scam/spam/virus?
My IT-colleagues have noticed that a (non-IT) user in our work network has some strange things going on in her mailbox.
In the user's sent folder we noticed a bunch of emails with all Chinese ...
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Disable Open File Security Warning for specific file types
Windows likes to defend you against running executables that you have pulled from the web, and for some reason scripts like .js are included in that umbrella.
As a developer I have long-since swapped ...
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How can I set a static IP on my IoT device and have if work on any network automatically
I'm building a home IoT device and I want to be able to ship this device to anyone having previously set a static IP and all they would have to do is connect to the internet and be good to go.
I'll ...
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What does this IPTable rule (SV-50313r2_rule) mean?
The operating system must prevent public IPv4 access into an organizations internal networks, except as appropriately mediated by managed interfaces employing boundary protection devices.
What does ...
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Can browser add-ons offering user-defined CSS (to override a site's css) see my passwords and userids?
A website I use often has awful pastel text colors which I find hard to read. The text is not crisp and there's low contrast. I know of a couple of browser add-ins that will let me style the pages as ...
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What does Windows Firewall do if I don't add a specific firewall rule?
Suppose I have a program which needs to connect to the Internet in order to work. Let's also say that I only want this program to communicate on private networks, so I add a firewall rule allowing it ...
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Security of accessing my home PC with dynamic DNS
I want to access my home PC when I am outside. I know this can be done using dynamic DNS (ex. DynDNS), but my question is around the security of doing so.
If I was to set this up today, I will have ...
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Trying to PenTest my client's local network but their Public IP is the same as other people in the area
I posted something similar before and it was just Closed due to clarity. So I've updated it and added clarity and changed the title.
I had posted on Stack's Network Engineering but apparently I was ...
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Network Protocol Violation error for some websites when using public wifi with no VPN. Is this indicative of a hacking attempt?
Below is the error I receive in Firefox when accesing Gmail, Google Search and other websites owned by Google.
The site at https://mail.google.com/mail/gb/u/0/#inbox has experienced a network ...
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Can I decrypt a gpg encrypted file on any computer?
I am storing some 2FA recovery keys inside a txt file, which I then encrypted using gpg -c file, I can decrypt it fine in my own computer (virtual machine actually).
But I was wondering, if something ...
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Pfsense firewall and modem
Should pfsense be connected directly with the ISP or should it sit behind the ISP provided modem. If so, should we use pfsense for security reasons only or to improve performance as claimed in this ...
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DNS Server is flooded with localhost resolution
I have a public DNS server and can be accessible by anyone. Recently we have been flooded with thousands of DNS queries trying to resolve a "localhost" such as these:
Is this supposed to be intended ...
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COMODO antivirus : Getting message “Security agent could not be started” after uninstallation
I had COMODO antivirus installed in my Windows 8.1, 64 bit machine. I recently uninstalled it. But whenever I restart my machine it always prompts me this error message.
Does it mean the ...
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Security implications of using screen-capturing software to monitor a user's activity [closed]
Buried deep within the Privacy Policy of a purely cloud-based financial services business (with no software downloaded to the user's device) is the following statement:
"We use screen capturing ...
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Does Mozilla Thunderbird Portable contain a spyware/adware?
Some time ago I downloaded a portable version of Mozilla Thunderbird email client form
http://portableapps.com/
Today I looked at its TCP connections:
23.52.27.27 a23-52-27-27.deploy.static....
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EAP-TTLS Authentication
When I try to log onto some wifi networks on my laptop, after I enter the username and password, I'm asked for EAP-TTLS authentication, and prompted to enter a domain/username and a password/token. ...
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Internet Explorer and Zones on a website with multiple sources
If I add a site to the trusted sites zone and it has scripts from sites in the internet zone, how will it treat content loaded from sites in different zones?
Will it treat everything on the page as ...
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Problems clearing reports in Kaspersky 2016
In the 2015 version of Kaspersky Internet security I would click the Clear button on the reports page and a dialogue would come up showing the various reports and giving me the options of which ones ...
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Windows 10 Internet connection security problems
I recently bought a stationary PC with Windows 8.1 pre installed and instantly upgraded to Windows 10. The installation was error free and all apps works fine but the internet connection seems to be ...
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Wifi tethering using PC not working
I have a WiFi adapter(TP Link TL-WN721 N), I have enabled the SoftAP mode and connect my tablet to it. I am giving the details of the connection which I got from the tab(runs on Android Jellybean):
...
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Download cipher-suite pack in Windows
Is it possible to download and install a cipher-suite pack in Windows, in the same manner as I would for a font suite? Or am I asking too much?
Gordon.
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Is Windows Firewall active on OpenVPN connection?
(This applies to "private" Internet browsing through a VPN such as privateinternetaccess.com)
If I connect to a VPN using OpenVPN client on my Windows 7 box, will the Windows firewall be active ...
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How can I make sure that my clipboard is safe while browsing?
Sometimes my browser is open and I copy-paste sensitive information in an other app. (or on a different tab in the browser).
May a webpage in my browser peek into my clipboard and steal info?
(If ...
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How to set up IIS on Windows 7 for security?
I have a Windows 7 Ultimate PC I use as a server. I have IIS running and would like to expose it to the internet for personal use.
I have no idea where to start doing that without letting the world ...
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Can one still be infected by just replying an email nowadays?
Here—in item number 5 in the list—is a recommendation not to reply to anonymous emails because of the possibility of being infected. I know that once upon a time that was possible because of ...
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Public WiFi access - block router IP to guests
A local private club have recently gotten WiFi installed however they are doing it by just using a normal BT service that you or I would use at home....
My question is how can it be set up to stop ...
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I don't use antivirus software (just MSE). Am I insane? [closed]
I know my way around computers, yet I feel safe using only MS Security Essentials. I feel that Norton (et al.) are bloated software suites, that aren't that useful and suffer from massive feature ...
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Are these signs that my computer is being monitored or hacked?
I'm using this ACTalk.exe for work. It's an online classroom. Several months ago, whenever I look at Windows Performance Monitor, I can see ACTalk.exe connecting to several IP address which I think is ...
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Is it safe to share a SHA-256 hash to check that a sensative number has been copied correctly? [closed]
Say I would like to receive a sensitive number from someone (e.g. bank account details). Would it be safe to share the number over the phone and then send an email with the SHA-256 hash of the number ...
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