ICSI Netalyzr — Results. Direct TCP access to remote FTP servers (port 21) is allowed. Direct TCP access to remote SSH servers (port 22) is allowed. Direct TCP access to remote SMTP servers (port 25) is prohibited. This means you cannot send email via SMTP to arbitrary mail servers. Such blocking is a common countermeasure against malware abusing infected machines for generating spam. Your ISP likely provides a specific mail server that is permitted. Also, webmail services remain unaffected. Direct TCP access to remote DNS servers (port 53) is allowed. Direct TCP access to remote HTTP servers (port 80) is allowed. Direct TCP access to remote POP3 servers (port 110) is allowed. Direct TCP access to remote RPC servers (port 135) is allowed. Direct TCP access to remote NetBIOS servers (port 139) is blocked.
This is probably for security reasons, as this protocol is generally not designed for use outside the local network. Direct TCP access to remote IMAP servers (port 143) is allowed. 9 Things You Need To Do/Install After Installing Ubuntu 9.04. After you have downloaded and installed Ubuntu 9.04, what is next thing you should do? Getting Ubuntu onto your hard disk is only the first step. It is still in the raw and unpolished state. To get the best out of it, you really need to configure and customize it to suit your needs. In part 3 of the series, I am going to go through the important things that you need to do after you have got Jaunty up and running. 1) Enable the repositories Every time I do a fresh install of Ubuntu, the first thing that I do is to enable the universe, multiverse, backport and Canonical’s ‘partner’ repositories. Go to System -> Administration -> Synaptic Package Manager. Click on Settings -> Repositories.
Checked all the boxes. Go to the Third-Party Software tab. Close the window and press the Reload button at the top left corner to update the repositories. 2) Modifying GRUB menu The GRUB menu is the black screen that you see when you boot up your computer. 3) Configure Firewall 4) Wine 5) Ubuntu-Restricted-extras. Pinguy OS. Scorpion Technology: Purchase Computers: Computer Hardware & Software Systems in Australia from Scorpion Technology - Scorpion Technology. Trim Slice: a $250 Tegra 2 dual-core ARM Cortex-A9 PC – Computer Chips & Hardware Technology. New paltforms like Nvidia’s Tegra 2 are allowing for some very powerful tablets to appear on the market, usually running the Android OS.
But Compulab has decided to use Nvidia’s platform to create a tiny, feature-packed desktop PC instead. The Trim Slice is the smallest nettop I believe I have ever seen measuring just 130 x 95 x 15mm. It’s also possibly going to be the first consumer desktop PC available based on an ARM rather than an Intel chip solution. At its heart is a Cortex-A9 dual-core processor (Tegra 2) running at 1GHz coupled with an integrated GeForce GPU, 1GB RAM and a 32GB SSD. Compulab state that the PC will ship with Ubuntu 10.10, but plans are underway to support Android Honeycomb too, making this an ideal platform for Android development. Anyone seeing this and wanting one won’t have long to wait. Read more at ARMdevices.net. Teach Parents Tech. Idiot's Guide to Building a Gaming Computer! (V1.5) | guitarzann's blog | ScrewAttack - Our 24 Hour Marathon Is Officially OVER! The animated guide to Building a PC. Learn to build a PC from scratch with...
Upgrading through every version of Windows. Old Spice Voicemail Message Generator. How To Do A WiFi Antenna Hack (Connecting Your Computer) Why pay $30 for an extender antenna for your router or PC card when you can make the same thing for about a nickel? Watch the video and see for yourself. It works! Step 1: The Thinking Behind It I wanted to see for myself the difference between a standard wireless antenna and one of those thirty dollar add on extender antennas by prying the rubber tips off each with a small screw driver.
The only difference was the length and configuration of the wire inside. Step 2: The Preparation Now here's how you can easily turn a regular wireless antenna into a super extender antenna with twice the range and twice the power. Step 3: Create The Coil Measure off two and three quarters inches of the wire and make a small bend.
Step 4: Create The New Antenna Form Measure off another three quarters of an inch and clip the wire. Step 5: Create The Base You can buy these larger diameter drinking straws at a grocery store, or simply get one at a fast food restaurant. Step 6: The Finished Product. PirateBox DIY - David Darts Wiki. How to make a Sawed-off USB Key. Holy crap– somebody just went and TORE MY FREAKING USB CABLE IN HALF while it was still attached to my laptop!!! No– wait– sorry. That’s just my USB drive. My bad. Never mind. (And after the jump, how to make your own.) It’s no secret that there are a lot of strange USB devices out there, particularly flash drives.
Not a comprehensive list, but we’ve sure seen Lego, twigs, action figures, bowling balls, sushi, anatomical parts, transparent drives, erasers, cassette tapes and on and on and on. Despite all that, the picture above is a little surprising– because yes, it’s a working USB flash drive. This is a KingMax 1 GB USB flash drive, one of the smaller varieties out there. The plastic cover is attached only weakly, by a bit of silicone adhesive, and peels off fairly easily to expose the bare printed circuit board of the flash drive. Next we need a victim USB cable. Now we can start to test-fit the bare-board USB drive into the metal shell. Last step: Cut the cable as desired. The 101 Most Useful Websites on the Internet.
Safe Hex - safe computing tips to defend against viruses, worms, trojans, and other malware. Please note that this document is quite dated (last updated in 2008). Some of the infomation is still of interest so I'm keeping the document up for posterity only. Some of the old links have been removed. Safe Hex - A collection of suggestions intended to help you defend against viruses, worms, trojans (oh my!) , malware and other questionable code. You can use the Windows Update and Office Update sites to keep your system up-to-date. Note that they work with Internet Explorer only. You may have to lower your Internet security settings in order for them to function correctly. 3. Note that security holes may be discovered in these programs as well (though probably less frequently), so it's a good idea to check for updates regularly.
You'll be able to import your IE Favorites to most of these browser alternatives. 4. Note: Some files can best be tested by first invoking their associated application and then using the "Open" function of that application. 5. 6. Administrator Tip. Linux Shell Scripting Tutorial - A Beginner's handbook. Www.iana.org/assignments/port-numbers.
Last Updated Expert(s) TCP/UDP: Joe Touch; Eliot Lear, Allison Mankin, Markku Kojo, Kumiko Ono, Martin Stiemerling, Lars Eggert, Alexey Melnikov, Wes Eddy, Alexander Zimmermann, Brian Trammell, and Jana Iyengar SCTP: Allison Mankin and Michael Tuexen DCCP: Eddie Kohler and Yoshifumi Nishida Reference Note Service names and port numbers are used to distinguish between different services that run over transport protocols such as TCP, UDP, DCCP, and SCTP. Available Formats Plain text. 10 Cool Nmap Tricks and Techniques « UrFix's Blog. Nmap (“Network Mapper”) is a free and open source (license) utility for network exploration or security auditing.
Many systems and network administrators also find it useful for tasks such as network inventory, managing service upgrade schedules, and monitoring host or service uptime. In addition to my list you can also check out this Comprehensive Guide to Nmap here and of course the man pages Here are some really cool scanning techniques using Nmap 1) Get info about remote host ports and OS detection nmap -sS -P0 -sV -O <target> Where < target > may be a single IP, a hostname or a subnet -sS TCP SYN scanning (also known as half-open, or stealth scanning) -P0 option allows you to switch off ICMP pings.
-sV option enables version detection -O flag attempt to identify the remote operating system Other option: -A option enables both OS fingerprinting and version detection -v use -v twice for more verbosity. nmap -sS -P0 -A -v < target > 2) Get list of servers with a specific port open. How to Make Your Own Touchscreen Heads Up Display. Motion Detection Is an Effective, Dead Simple Security Camera App. Elder Scrolls V: Skyrim: Perks, random quests, BEARDS!- Destructoid.
4d00a959a6a17hive.png (800×1600) Random internet images (786 of 805) Web Hosting High - Best Web Hosting - Web Hosting Ratings, Reviews & Guides. The Open Internet: A Case for Net Neutrality. Whisper Bot - Send Secure Notes... Simply! Access Any Website Or Forum Without Registering.
Visit any forum or website to find something useful and they will ask you to register. Every time a forum asks me to register, I simply close the site. You would probably do the same. But this time, lets face it. Before I begin, you should know how things work. First grab the add-on for Firefox called ‘user agent’ here and install it. Select User Agent from the left sidebar and click Add. Crawl-66-249-66-1.googlebot.com and in user agent field type: Googlebot/2.1 (+ as shown in the screenshot below. Select Google Bot as your User Script by going to Tools > User Agent Switcher. Now browse any website or forum without registering. Advertisement. How Secure Is My Password?