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PC performance & security: what you need to know

K

KMK0420

So recently I've seen threads mentioning computer viruses, spyware infections, and general issues with using their computer. Some of us may have experience and their PC's are on lock, but for those of you who don't know all that much about the IT world and/or the threats out there poised to get you, then this thread's for you. I work in technical support, and have been building computers for years. Started on Win98 when i was real young, by age 15 was replacing parts in my PC by age 16 building them. Now early 20s... I've tested many pieces of software out there for security, and only a few have caught my eye and met my strict standards (quick loading times, detection times, memory usage, etc.)

This thread will (hopefully) stick around for awhile and be edited as new things become available to help us, as end users, protect our security. Or it may just die a normal thread death, and we're back to square 1 (lets hope not!) Keep in mind, this thread is assuming you follow my directions entirely, and in my experience, has kept even the most ignorant PC (not mac) user safe in dire situations. Program & other links will be listed at the bottom of this thread for quick reference, but please read about them first before using them!

Let's begin.

A.) General Maintenance

Keeping your computer clean of temporary files, old registry errors and other things are just some general things the average user can do easily to keep their machine running smoothly. There are 3 things i recommend all users do before they begin the security beefing process:

1.) Organize


I state organize very generally depending on your situation, but if you're anything like me i will download files and have them scattered throughout many folders, and end up losing them due to just me forgetting where i downloaded them to. Create folders for things, organize your files (IE, make a 'Music' folder only for music, 'Texts' for only text documents, etc.) and just do general upkeep of your files. What this does is not only help you when you're looking for things but if by SOME chance there is a file on the PC you don't recognize, it may be malicious.

I can't count how many times i downloaded a file (heh, illegally) and it sat in a folder and the entire time i had no idea - it had a built-in keygen which was a virus. In easiest terms, clean up. Organize, and clean up. For your more taboo things (weed images, files, etc.) Create a folder and make it's attributes set to hidden - that way if anyone looking at the PC is being mischievous, they won't find them. LEO on the other hand, different story - read below.

2.) Use CCleaner

This program will run a complete scan of your system and clean the majority of temporary files from the system, from all browsers (Firefox, IE, Chrome, etc.) This will also clean even temporary things such as run commands you use when you go to Start>Run, or even temporary installer files used by Microsoft when installing a program, game, etc.

The program will also run a registry scan and help you remove dead registry entries from long-gone programs, or corrupted programs. Do this, and be sure you back it up when it prompts you - it's never messed any computer up I've used it on, but it's better to be safe than sorry.

3.) Defragment


This is a given - everyone should defragment their drive at least once a month. Anything less than that (less than a month) I haven't seen too much dramatic increase in speed, performance, etc. You can use the normal windows tool (normally located in the accessories menu) to do this, or even programs such as DiskKeeper (not free). This takes bits of files that are scattered on the drive itself, and organizes them. Allows your processor and memory easier access to them, which means increased speeds (most of the time)

4.) Windows Updates

This is also a given - windows updates will keep your computer up-to-date with any security updates, OS patches, etc. Simply either enable Automatic Updates through the Control Panel, or go to http://windowsupdate.microsoft.com to do the update. I recommend once every 2 weeks. Paranoid users - once a week, or daily even.

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B.) Browsers

This part is all personal choice. I can state a few things though. The 4 main browsers out - IE, Firefox, Chrome and Opera are the most popular in that order. IE is a system hog, slow loading, common to have errors on page and with IE8 it's caused many issues with secure sites, logging in to them, etc. Opera's compatibility with many web pages isn't too great. I recommend Firefox - why? Chrome is the fastest, and Opera is nice to look at - but Firefox for the flexibility. I highly recommend the latest version of Firefox along with NoScript (Google it) - NoScript will allow you to control what sites run scripts on the page, and what ones don't. This is SUPER useful when browsing sites with loads of unnecessary advertisements, or potential infections on the page. Your computer can be infected simply going to a web page - that's it. NoScript prevents the script from loading unless you ALLOW it. This will also prevent 90% of web-page-based infections. Last thing I'll address - Proxies. Worthless for people wanting to protect themselves in daily browsing. First, proxies are only worthwhile when performing a one-time illegal activity (credit card fraud, etc.). When browsing a site daily such as ICMAG, sure you can use a proxy but there are still fundamentally only 2 ways you can be incriminated using this site - either a raid and your hard drive is confiscated, or ICMAG's servers are busted. Either way, you're fucked. Best thing to do is say "fuck it" with proxies, and don't use them. If a raid is feared, take all of your hard drives and drill holes into them then run them under a fluid (alcohol, water, etc.)

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C.) Security

1.) Virus Protection
light-virus-1.jpg


There are a lot of options out there for anti-viruses, but only a few step ahead of the game. Do NOT get Mcafee, or Norton. Yes, both programs are anti-viruses, but they miss a lot of common infections, hog your system resources and just in general aren't that great performing. The best I've seen so far is Eset's NOD32. I've used them all - Kaspersky, Norton, Mcafee, AVG, Trend Micro, etc. NOD32 IMHO blows past them all. This is a paid program, roughly 30-40 a year - expensive, but worth it.

2.) Spyware/Adware/Malware Protection

There are dozens upon dozens of options here for things to download. Some of the programs available ARE ACTUALLY INFECTIONS THEMSELVES! Be wary of what you download - programs will disguise themselves as anti-spyware, but in reality when you download it - you're infecting yourself. There are many out there that may work, but in my experience most geeks and technical support teams & companies will use these following tried and tested programs:

- Malwarebytes Anti-Malware
- Lavasoft AdAware
- Spybot Search and Destroy
- ComboFix
- HiJackThis

Let me explain real quick which wants you want to download. Malwarebytes is for anyone - it's free and will scan and remove what it can find, the same with AdAware, and Spybot. ComboFix and HJT are a bit different, so let me explain. ComboFix is a command-line utiliity that will shut down explorer.exe normally and attempt to remove infections at the core-system/command-line level, rather than through explorer.exe which most programs use.

This is a VERY, VERY powerful utility and only use it when ALL OTHER PROGRAMS HAVE FAILED and the infection persists. This is normally used in severely infected computers. HJT will run a system scan to attempt to find registry entries and such that may have traces of spyware, malware, etc. Only use this if you know what's safe to remove, and what's not safe to remove. If you need to use it, and don't know what to remove, visit the HJT forums and post your scan results. They will help you decipher what's what.

3.) Firewalls

Bottom line, the average user does NOT need a firewall, period. Unless you have ICMP echo request attacks or DDOS attacks frequently, dude, seriously, forget about it. The only other time i would recommend one is if you're currently infected - this will prevent any inbound connection attempts, especially if you have a trojanhorse. THERE is an exception. The only 'firewall' i use is PeerBlock - read further:

PeerBlock is a very small, free and useful program to prevent certain addresses from connecting to you. The idea is that when you run this program you add in block lists which prevent the bad IP's and addresses from connecting to you. This is VERY, VERY useful for those who download things they shouldn't be downloading (hehe), such as 'Warez' or illegal version of applications, music files, limewire users, torrent users, etc. The blocklists normally include known RIAA/MPAA/Supporters of such/DEA/DoD/FBI/LEO IP addresses, so if an attempt to connect to you occurs, the program blocks it out. I don't ever close it. You can download blocklists from "I-Blocklist" - link will be below.


If you follow the above directions (as a general template) you should be pretty secure when it comes to browsing the internet, and maintaining your PC. Hope this helps someone!

Links:


Windows Updates: http://windowsupdate.microsoft.com
CCleaner: http://www.ccleaner.com/download
Firefox NoScript: http://noscript.net/getit
Eset NOD32: http://www.eset.com/products/nod32.php
Malwarebytes: http://www.malwarebytes.org/mbam.php
Adaware: http://www.lavasoft.com/single/trialpay.php
Spybot: http://www.safer-networking.org/en/download/index.html
ComboFix: http://www.combofix.org/download.php
HiJackThis: http://free.antivirus.com/hijackthis/
PeerBlock: http://www.peerblock.com/releases
PB BlockLists: http://www.iblocklist.com/lists.php
 

zomg1

Member
i swear by defragmenting.. i run my disk defragmenter weekly or everytime i install/uninstall a program
also nobody should ever be using Internet Explorer it's the worst browser by a mile.

another usefull hint if your computer is starting up slow and your running windows
open up your start menu >> click Run... >> type in msconfig >> click on the startup tab at the top >> click on the disable all button and apply

my pc starts up and is good to go in about 20 seconds, which is way better than staring at the screen for a minute or two waiting for stuff to load
 
M

medi-useA

...well done! Now I have even more reading to do hehehe...Lots of good info:)

I have spybot and ccleaner...both very good, though I am a novice @ using them.
I run AVG with regular weekly updates as well as letting winBlow$ do the same. I've got regular defrag scheduled once per week. My browser is set to delete everything when I exit.
I also run 3-4 different proggies regularly that search the browser files and removes them...many of them do exactly the same as the others except for one thing, hence I need to use a suite of similar proggies to complete my security run-through.
I also run DriverScanner regularly...incredibly slow...but it seems to update every driver as updates are available. {any suggestions as to replacement?}

Do you know of a proggie that will allow me to write with all of the bb codes ...bold...underlined...drunk!;)...size...colour...img
and quote...?...smilies would be nice also:)

muA

zomg1-> What does doing this disable?

muA
 
K

KMK0420

lots of good info in here +k
i swear by defragmenting.. i run my disk defragmenter weekly or everytime i install/uninstall a program
also nobody should ever be using Internet Explorer it's the worst browser by a mile.

another usefull hint if your computer is starting up slow and your running windows
open up your start menu >> click Run... >> type in msconfig >> click on the startup tab at the top >> click on the disable all button and apply

my pc starts up and is good to go in about 20 seconds, which is way better than staring at the screen for a minute or two waiting for stuff to load

Good advice, minus the disable all button.

If you do that, every single process that you have that isn't required to run windows, will be shut down. So if youre running programs such as iTunes, or have an iphone/ipod, all necessary services (Apple Mobile Device, Bonjour Service, etc.) will be disabled, thus not allowing you to connect to the PC until services are re-enabled.

Be careful with this. The easier way to modify startup programs would be (XP):

Start>Run>Services.msc (i think vista has this too)

Enable/Disable programs through there

For a guide on what's safe to disable, follow this:

http://www.theeldergeek.com/services_guide.htm


I disable these on my machine:

Backround Intelligence Transfer
Automatic Updates
Windows Help Service
System Restore
Error Reporting Service
Messenger


Disabling those right there will speed your machine up if all are enabled. I manually do my windows update which is why i disable the first 2
 
Last edited:
K

KMK0420

...well done! Now I have even more reading to do hehehe...Lots of good info:)

I have spybot and ccleaner...both very good, though I am a novice @ using them.
I run AVG with regular weekly updates as well as letting winBlow$ do the same. I've got regular defrag scheduled once per week. My browser is set to delete everything when I exit.
I also run 3-4 different proggies regularly that search the browser files and removes them...many of them do exactly the same as the others except for one thing, hence I need to use a suite of similar proggies to complete my security run-through.
I also run DriverScanner regularly...incredibly slow...but it seems to update every driver as updates are available. {any suggestions as to replacement?}

Do you know of a proggie that will allow me to write with all of the bb codes ...bold...underlined...drunk!;)...size...colour...img
and quote...?...smilies would be nice also:)

muA

zomg1-> What does doing this disable?

muA

I'll look into a program that much be good with bbcode, but i do NOT recommend updating your drivers UNLESS under 2 circumstances:

it's for your video card;

the current driver causes issues.

upgrading drivers is a touchy process, and on pre-vista machines (and even vista and 7 machines) can cause more problems then they resolve. i recommend using windows update do all your driver updates once, then thats that. if everything works, no need to update them!
 
M

medi-useA

I disable these on my machine:

Backround Intelligence Transfer
Automatic Updates
Windows Help Service
System Restore
Error Reporting Service
Messenger


Those right there will speed your machine up if all are enabled. I manually do my windows update which is why i disable the first 2

KMK0420-> is that correct?..are you not trying to speed the machine up? Why disable them if it slows your machine?...Or am I too stoned?*Grin*
or is it a typo?

muA
 
M

medi-useA

uncle_shorty...am building a linux box for specified browsing...used redhat 10+ years ago...is Ubuntu 'internet' ready without much confuguring?..pm me please..

I'm running vi$ta...I don't like it, but it is my workhorse @ the moment...so I will be subscribed to this thread!:)

muA
 
U

uncle_shorty

KMK0420-- did you just say confuse most people???

Are you kidding me?

like all this after installing bullshit and buy this Antivirus and download this or that and turn off this in msconfig is not gonna confuse them?

K.I.S.S. and use free software!
 
K

KMK0420

KMK0420-> is that correct?..are you not trying to speed the machine up? Why disable them if it slows your machine?...Or am I too stoned?*Grin*
or is it a typo?

muA

My fault!

I'm flashing my WRT54GL with DD-WRT, and was trying to type this all up at the same time:

Disabling those right there will speed your machine up if all are enabled. I manually do my windows update which is why i disable the first 2
 
U

uncle_shorty

medi-useA

Any Ubuntu question you have can be easily answered by google search or forum search on Ubuntu site. Yessir Ubuntu is internet ready much more than windows.

It comes with Network-Manager by RedHat which without you doing a thing will find your Lan physical or wifi and autoconnect to it.

:smoke:
 
K

KMK0420

KMK0420-- did you just say confuse most people???

Are you kidding me?

like all this after installing bullshit and buy this Antivirus and download this or that and turn off this in msconfig is not gonna confuse them?

K.I.S.S. and use free software!

Seriously, get out of my thread then.

Yes, linux CAN be confusing to new users. I don't care what version it is, it can and WILL confuse new users. NOT JUST based on sheer amount of downloading, but the fact that it's different.Many people have experience with Windows GUI which is why downloading things, installing and troubleshooting is much easier on windows based systems.


For the what, 3rd time now - this is a thread dedicated to Windows machines, and performance on them. You are attempting to Hijack this thread. Against TOU as far as i was aware.
 
M

medi-useA

My fault!

I'm flashing my WRT54GL with DD-WRT, and was trying to type this all up at the same time:

Disabling those right there will speed your machine up if all are enabled. I manually do my windows update which is why i disable the first 2

We need a snafu smilie!:muahaha

muA

Do you know how to post a clickable word that is really a web addy?
I want to amend my sig.


sorry if it's off topic.

muA
 

zomg1

Member
...

zomg1-> What does doing this disable?

muA

it disables every application that starts up when you start you computer (ex. google toolbar, itunes, winamp agent, microsoft office, etc.) basically instead of having 20-30 programs trying to start up when you boot up you have 0 load up.
all the programs that start with your computer are not needed, and chances are you don't EVER use roughly 90% of them, so i found it useful to disable them all
 
K

KMK0420

PS,

Those with supported routers should look into DD-WRT!

Just flashed my Linksys WRT54GL with it...my god, speeds are amazing and the features...WOW!!
 
K

KMK0420

it disables every application that starts up when you start you computer, basically instead of having 20-30 programs trying to start up when you boot up you have 0 load up.
all the programs that start with your computer are not needed, and chances are you don't EVER use about 90% of them, so i found it useful to disable them all

Absolutely wrong!

You don't know what people run on their machine. You have the correct idea, by disabling unnecessary programs speeds will increase - yes - but again, some programs rely on services (such as itunes, like i mentioned above) along with printers, etc. Do NOT do this unless you are familiar with what software you have, what software it requires, etc.

Follow the ElderGeek guide i posted.
 

zomg1

Member
Absolutely wrong!

You don't know what people run on their machine. You have the correct idea, by disabling unnecessary programs speeds will increase - yes - but again, some programs rely on services (such as itunes, like i mentioned above) along with printers, etc. Do NOT do this unless you are familiar with what software you have, what software it requires, etc.

Follow the ElderGeek guide i posted.

you're wrong, disabling everything that starts up with your computer WILL NOT mess with any of your programs or your printers or your usb device's etc.
you're just not having those programs all start up at once when your computer boots, instead you open them as you need them, saving your cpu from being bogged down by ton's of useless applications that you're not using
 
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