Computer Security

General Online Security:

OUCH! Free, Monthly Security Awareness Newsletter
http://www.securingthehuman.org/resources/newsletters/ouch

Cyber Security Tips
advice about common security issues for non-technical computer users.
http://www.us-cert.gov/cas/tips/

SANS Internet Storm Center - ISC Diary
http://isc.sans.edu/diary.html

Protect Your Computer from Malware and Wireless Security Tips
http://freakoutnation.com/2013/02/20/protect-your-computer-from-malware-and-wireless-security-tips/

Ubuntu Linux - open source, secure, free Operating System
http://www.ubuntu.com

Linux Mint - open source, secure, free Operating System
http://linuxmint.com

DistroWatch
http://distrowatch.com

Electronic Frontier Foundation (EFF)
https://www.eff.org

Tor Browser
https://www.torproject.org/projects/torbrowser.html.en

Orbot for Android
https://guardianproject.info/apps/orbot/

Search:

Google Advanced Search
http://www.google.com/advanced_search

DuckDuckGo Search
http://duckduckgo.com

Yippy Search
http://yippy.com

Finding Stuff Online
http://www.lib.berkeley.edu/TeachingLib/Guides/Internet/FindInfo.html

Online URL and Site Scanners:

http://www.virustotal.com

http://sitecheck.sucuri.net/scanner/

http://www.siteadvisor.com/sites/freakoutnation.com

http://www.google.com/safebrowsing/diagnostic?site=freakoutnation.com

http://www.unmaskparasites.com

http://browsingprotection.f-secure.com/swp/

http://siteinspector.comodo.com

http://online.us.drweb.com/?url=1

http://linkscanner.explabs.com/linkscanner/AVG/default.aspx

Online Antivirus System Scanners:

Bitdefender QuickScan
http://www.bitdefender.com/scanner/online/free.html

HouseCall – Virus Scan
http://housecall.trendmicro.com/housecall/

Dr.Web online scanners
http://vms.drweb.com/online/?lng=en

Zoner Antivirus Scanner
http://www.zonerantivirus.com/clanek/online-scanner

F-Secure
http://www.f-secure.com/en/web/labs_global/removal-tools

Metascan
http://www.metascan-online.com

SUPERAntiSpyware Online Scan
http://www.superantispyware.com/onlinescan.html

Rising online scanner
http://www.rising-global.com/products/online-scanner-intro.html

Antivirus Live CD

Dr.Web LiveCD
http://www.freedrweb.com/livecd/

Kaspersky Rescue Disk
http://support.kaspersky.com/viruses/rescuedisk/main?qid=208282173

Direct Download ( current iso ):
http://rescuedisk.kaspersky-labs.com/rescuedisk/updatable

F-Secure Rescue CD
http://www.f-secure.com/en/web/labs_global/removal/rescue-cd

BitDefender Rescue Cd
http://download.bitdefender.com/rescue_cd/

The Avira AntiVir Rescue System
http://www.avira.com/en/support-download-avira-antivir-rescue-system

AVG Rescue CD
http://www.avg.com/us-en/226386

Open Source Applications:

LibreOffice is the power-packed free, libre and open source personal productivity suite for Windows, Macintosh and GNU/Linux, that gives you six feature-rich applications for all your document production and data processing needs: Writer, Calc, Impress, Draw, Math and Base.
http://www.libreoffice.org

FireFox Web Browser
http://www.mozilla.org/en-US/firefox/

Google Chrome Web Browser
https://www.google.com/chrome

GIMP is the " GNU Image Manipulation Program ". It is a freely distributed piece of software for such tasks as photo retouching, image composition and image authoring. It works on many operating systems, in many languages.
http://www.gimp.org

PortableApps.com is the world's most popular portable software solution allowing you to take your favorite software with you. A fully open source and free platform, it works on any portable storage device (USB flash drive, iPod, memory card, portable hard drive, etc).
http://portableapps.com

Portable Freeware
http://www.portablefreeware.com/all.php

VLC Media Player
http://www.videolan.org/vlc/

KompoZer Web Authoring
http://kompozer.net

7-Zip is a file archiver with a high compression ratio
Supported formats: z, XZ, BZIP2, GZIP, TAR, ZIP and WIM
Unpacking only: ARJ, CAB, CHM, CPIO, CramFS, DEB, DMG, FAT, HFS, ISO, LZH, LZMA, MBR, MSI, NSIS, NTFS, RAR, RPM, SquashFS, UDF, VHD, WIM, XAR and Z.
http://www.7-zip.org

SnapFiles Freeware
http://www.snapfiles.com/freeware/

MIT OpenCourseWare
http://ocw.mit.edu

Berkeley Webcast
http://webcast.berkeley.edu

Free eBooks by Project Gutenberg
http://www.gutenberg.org/wiki/Main_Page