সাইবার নিরাপত্তা বিষয়ক ওয়ার্কশপ
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Cyber Security সাইবার নিরাপা নবষক ওাক ক শপ
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Transcript of সাইবার নিরাপত্তা বিষয়ক ওয়ার্কশপ
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Cyber Security
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Mehedi HasanMasters of Information System Security
Bangladesh University of Professionals (BUP)Email: [email protected]
Cell Phone : +8801713000056
Professional Training: Singapore, Indonesia, Malaysia, Vietnam, Thailand, Nepal and India.
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Class Range
A 0.0.0.0 to 126.255.255.255
B 128.0.0.0 to 191.255.255.255
C 192.0.0.0 to 223.255.255.255
D 224.0.0.0 to 239.255.255.255
E 240.0.0.0 to 255.255.255.255
world wide web
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www.getnotify.com
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www.didtheyreadit.com
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www.politemail.com
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www.readnotify.com
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Email header analysis
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EmailtrakerPro
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www.mxtoolbox.com
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By sending link to victim
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Internet Chat: netstat -n
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www.whatismyipaddress.com
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www.pipl.com
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www.anywho.com
http://www.anywho.com/
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Identify Loophole
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www.anonymizer.in/fake-mailer/
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www.anonymizer.in/fake-mailer/
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www.anonymizer.in/fake-mailer/
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http://www.spranked.com,http://www.phonytext.com
http://www.spranked.com/http://www.phonytext.com/
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() Spoofing
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Vital Information Resources Under Siege
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NETBUS, BACK ORRIFICE, SUB7, GIRLFRIEND and WIN BACKDOOR.
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Ardamax Keylogger, Sniperspy, Winspy.
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Break
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Attacks
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Attacks
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- - - Windows Defender
http://www.microsoft.com/athome/security/spyware/software/default.mspx
http://www.microsoft.com/athome/security/spyware/software/default.mspx
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: () ( ) ,
P@55w0r|) spells Password (Example only!)
( , )
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--- Online Attack : Cain and Able
Dumps password hashes from the SAM file requires admin access http://www.oxid.it
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Brutus
Fantastic Brute Force Password cracking tools
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CaptchaSolution Against Brute force attacks
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NPINGCommand line packet generator
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Cyber terrorism WarCase Study
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DoSHTTP
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Firewall They can Prevent Denial-of-Service (DoS) Attacks
Prevent illegal modification / access of internal data
administered
network
public
Internet
firewall
trusted good guys untrusted bad guys
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inurl:/view.shtml
intitle:Live View / AXIS | inurl:view/view.shtml^
inurl:ViewerFrame?Mode=
inurl:ViewerFrame?Mode=Refresh
inurl:axis-cgi/jpg
intitle:EvoCam inurl:webcam.html
intitle:Live NetSnap Cam-Server feed
intitle:Live View / AXIS 206M
intitle:Live View / AXIS 210
Index of //file name
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............
Email: [email protected]
