Software para proteção (Freeware)

Software de Segurança (Freeware) :

Free Antivirus:
BitDefender10: http://www.bitdefender.com/site/Downloads/
Avast: http://www.avast.com/eng/avast_4_home.html
AVG: http://free.grisoft.com/doc/5390/us/frt/0?prd=aff
Avira AntiVir: http://www.free-av.com/
PcTools Antivirus: http://www.pctools.com/free-antivirus/
ClamWin: http://www.clamwin.com/content/view/18/46/
Comodo: http://antivirus.comodo.com/ (NÃO funciona no VISTA, para já)
MoonSecure: http://www.moonsecure.com/index.php?...d=30&Itemid=66
Panda Cloud Antivirus Free: http://www.cloudantivirus.com/

Free Security Suites:
McAfee VirusScan Plus - Special Ed. from AOL: http://safety.aol.com/isc/BasicSecurity/
Comodo Internet Security: http://www.comodo.com/
CyberDefender: http://www.cyberdefender.com/products.html (Contém publicidade)
PCLive Security: http://www.download.com/PCLive/3000-...-10755792.html
IObit Security 360: http://www.iobit.com/beta.html

Free Firewalls:
Comodo: http://www.personalfirewall.comodo.com/
Agnitum Outpost: http://www.agnitum.com/products/outpostfree/index.php
ZoneAlarm: http://www.zonealarm.com/store/conte...try=US&lang=en
Ashampoo: http://www2.ashampoo.com/webcache/ht...t_2_0050__.htm
Jetico: http://www.jetico.com/jpfirewall.htm
Filseclab: http://www.filseclab.com/eng/products/firewall.htm
R-Firewall: http://www.r-firewall.com/
SoftPerfect: http://www.softperfect.com/products/firewall/
Sygate: http://www.simtel.net/product.php?id=53687
Pc Tools Firewall Plus: http://www.pctools.com/firewall/
Core Force: http://force.coresecurity.com/index....&page=download
Online Armor: http://www.tallemu.com/free-firewall...-software.html (NÃO funciona no Vista)
Microsoft: http://www.pcworld.com/downloads/fil...scription.html (AddOn para a Firewall do Windows - Outbound Traffic)
e aqui:http://www.sphinx-soft.com/Vista/order.html
GhostWall FireWall: http://www.ghostsecurity.com/ghostwall/

Free AntiSpyware:
SpyBot Search & Destroy: http://www.safer-networking.org/pt/index.html
AdAware: http://www.lavasoftusa.com/
AVG: http://free.grisoft.com/doc/download...yware/us/frt/0
Spyware Terminator: http://www.spywareterminator.com/
Arovax: http://www.arovaxantispyware.com/
CWShredder (Trend Micro): http://us.trendmicro.com/us/products...der/index.html
A-Squared: http://www.emsisoft.com/en/software/free/
SpywareBlaster: http://www.javacoolsoftware.com/spywareblaster.html
SUPERAntiSpyware: http://www.superantispyware.com/
Windows Defender: http://www.microsoft.com/athome/secu...e/default.mspx
SpywareGuard: http://www.javacoolsoftware.com/spywareguard.html
eTrust PestPatrol: http://www.pestpatrol.com/details.htm

Free Anti Spam:
Comodo: http://www.comodoantispam.com/
Mail Washer: http://www.mailwasher.net/
SPAMfighter: http://www.spamfighter.com/Download_Download.asp
Antispam Scanner: http://www.styopkin.com/free_antispam_scanner.html

Free Anti Rootkits:
AVG: http://www.grisoft.com/doc/download-...otkit/us/crp/0
Ice Sword: http://www.antirootkit.com/software/IceSword.htm
Sophos: http://www.sophos.com/products/free-...i-rootkit.html
Hook Explorer: http://labs.idefense.com/files/labs/.../HookExplorer/
RootkitRevealer: http://www.microsoft.com/technet/sys...tRevealer.mspx

Free Online Security Check:
Kaspersky: http://www.kaspersky.com/virusscanner
Trend Micro: http://housecall.trendmicro.com/emea/
McAfee: http://us.mcafee.com/root/mfs/default.asp
BitDefender: http://www.bitdefender.com/
F-Secure: http://support.f-secure.com/enu/home/ols.shtml
Norton (Symantec): http://security.symantec.com/ssc/
Audit My Pc: http://www.auditmypc.com/
Prevx Free: http://free.prevx.com/
Microsoft: http://onecare.live.com/site/pt-pt/d...cid=ideas_wlsc
Panda: http://www.nanoscan.com/
Eset: http://www.eset.com/onlinescan/
Ewido: http://www.ewido.net/en/onlinescan/

Informação actualizada de segurança (Online):
VirusList: http://www.viruslist.com/en/index.html
McAfee: http://www.freebyte.com/antivirus/#prevention
Symantec: http://www.symantec.com/business/sec...er/threats.jsp
Trend Micro: http://www.trendmicro.com/vinfo/
Trend Micro Malware Map: http://itw.trendmicro.com/index.php?id=25

Indiferénciados:
Peerguardian: http://phoenixlabs.org/pg2/
Web Security Guard: http://www.websecurityguard.com/pt/download.aspx
PC Flank: http://www.pcflank.com/test.htm
Anti-Trojan Shield: http://www.atshield.com/
HijackThis!: http://www.trendsecure.com/portal/en...ols/hijackthis
a-squared HiJackFree: http://www.emsisoft.com/en/software/download/
a-squared Anti-Dialer: http://www.emsisoft.com/en/software/download/
AnalogX Script Defender: http://www.analogx.com/CONTENTS/down...em/sdefend.htm
VundoFix: http://vundofix.atribune.org/
SmitFraudFix: http://siri.geekstogo.com/SmitfraudFix.php
Pc Security Test 2007: http://www.pc-st.com/us/index.htm
Comodo Anti-Malware: http://www.comodo.com/products/free_products.html
McAfee Stinger: http://vil.nai.com/vil/stinger/
McAfee Free Services: http://us.mcafee.com/root/catalog.asp?catid=free
Mcafee Site Advisor: http://www.siteadvisor.com/
Haute Secure: http://hautesecure.com/ (BETA)
Secunia Personal Software Inspector: http://secunia.com/vulnerability_scanning/personal/

Malware Removal Tools:
F-Secure:http://www.f-secure.com/security_cen...val_tools.html
Malwarebytes' Anti-Malware: http://www.download.com/Malwarebytes...-10804572.html

Wireless Tools:
AirSnare: http://home.comcast.net/~jay.deboer/airsnare/
iPig: http://www.iopus.com/iPig/download/
LucidLink WiFi Client: http://www.lucidlink.com/lucidlink_wifi_client.htm
Kismet: http://netsecurity.about.com/gi/dyna...download.shtml
WiFiScanner: http://netsecurity.about.com/gi/dyna...urceforge.net/

Análise de logs do HijackThis!: http://www.hijackthis.de/

Online Firewall tests:
Shields UP!: https://www.grc.com/x/ne.dll?bh0bkyd2
Firewall Leak Tester: http://www.firewallleaktester.com/leaktest6.htm

E porque um pc estável também é segurança: http://pcpitstop.com/

Extra:
http://www.freebyte.com/
http://www.techsupportalert.com/best...tilities.htm#5


Enjoy .. se souberem mais apitem para acrescentar a lista...