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Info Sec: Midterm Questionnaires

January 27, 2009


 


Download Here 

Note: Dili tanan na cover ani nga questionnaire. kay taas na jud kaau..

Some text of the File Below…

Information Security?
The protection of information and its critical elements, including systems and hardware that use, store, and transmit that information

Access
A subject’s or object’s ability to use, manipulate, modify, or affect another subject or object.

Asset
The organizational resource that is being protected.

Attack
An act that is an intentional or unintentional attempt to cause damage or compromise to the information and/or the systems that support it.

Exploit
To take advantage of weaknesses or vulnerability in a system.

Exposure
A single instance of being open to damage.

Hack
Good: To use computers or systems for enjoyment.
Bad: To illegally gain access to a computer or system.


READ MORE…



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Info Sec: Public key certificate Codes

January 8, 2009

Generate Key: gpg –gen-key

View the key: gpg –list-key

Generation a revocation certificate: gpg –output revoke.acc –gen-revoke mykey

Generate public key: gpg –output filename.gpg –export emailad

                               readable: gpg –armor –output filename.gpg –export emailad

Encrypt a message:

 1. create a file

2. gpg –armor –output secretmsg.txt.gpg –encrypt msg.txt

Create a digital signature

gpg –armor –output jason.sig –sign message.txt

To verify: gpg –verify jason.sig

Source: http://gnupg.org/gph/en/manual.html



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Hardening your Ubuntu Desktop

December 4, 2008

 

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Lab #3 NMAP, Zenmap, Nessus

November 26, 2008

  1. cp /etc/apt/sources.list ~
    2. sudo gedit /etc/apt/sources.list
    3. prepend all instances of p.archive.ubuntu.com with it312server:3142
    4. cp /etc/hosts
    5. sudo gedit /etc/hosts
    6. add the line 10.4.3.101 it312server
    7. sudo apt-get update

        sudo apt-get install nmap
        sudo apt-get install zenmap
        sudo apt-get upgrade
        sudo apt-get install nessus
        sudo apt-get install nessusd
        sudo apt-get install wireshark

    Add User in Nessus
    sudo nessus-adduser
    sudo /etc/init.d/nessusd start


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Information Security - Installing updates(LAMP) on linux

November 6, 2008

1. Mount cd rom - the apt thingy.iso

2. sudo rm /etc/apt/sources.list

3. sudo apt-cdrom add

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4. sudo apt-get update

5. sudo apt-get upgrade

6. sudo apt-get install apache2 php5 php5-mysql mysql-server-5.0

 

Para mag ping: ifconfig

magshutdown: sudo shutdown -h now 



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