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15/06/2018


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Physical security has three components.
is to making a physical location less tempting as a target.
is by detecting a pe*******on or theft.
is to recovering from a theft or loss of critical information or systems.

15/06/2018


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Physical security means to protect assets and information that can be seen, touched, and stolen from unauthorized personnel.
Even you sometimes have to educate user how to use garbage cans. sounds funny right but unshredded documents in garbage cans can compromise any organization information.

15/06/2018


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In Information security, there are three areas of primary focus.
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&Policies.

14/06/2018


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The term information security is a wide array of activities where you’re dealing with issues that are much bigger than protecting computer systems from viruses. It includes products, resources, and processes to prevent unauthorized access to, modification of, and deletion of information. As a computer professional your job is to protecting organization’s most valuable assets from people who are highly motivated to misuse those assets may be from outside or already be inside your organization.
In short, you have to deal with both system and human vulnerabilities.

12/06/2018


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Stands for "Network Address Translation". It is a virtualization of Internet Protocol (IP) addresses by translating internal IP Addresses from machines inside the network to a public address. Your server can be easily hacked if you connect it directly to the Internet and helps to improve security & Economy.

11/06/2018


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Stands for " Windows Internet Naming Service". It is similar to DNS, provides name resolution for NetBIOS names to matching IP address but contains a database of different style names instead of FQDN names.

11/06/2018


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Stands for "Fully Qualified Domain Name. it is a domain name written like "www.technicalgaze.blogspot.com" style that specifies its exact location in the tree hierarchy of the Domain Name System (DNS). All FQDN follow the format [hostname].[domain].[tld]
as a example, a device with the hostname "technicalgaze" in the parent domain "blogspot.com", has the fully qualified domain name "www.technicalgaze.blogspot.com".

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11/06/2018


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Stands for "Domain Name System". Every resource on the internet has an IP address to communicate. where most of the user on the internet connect to the resource by using a friendly easy to remember name such as "www.technicalgaze.blogspot.com". Here DNS use as a solution to convert FQDNs to IP Address.

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10/06/2018


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You wont able to access resources on a remote network and the internet because APIPA does not assign a default from its own, but you can still communicate with the system on your network.

10/06/2018


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Stands for "Automatic private IP Addressing". It is a feature of client that automatically configure itself with a 169.254.x.y address if a client boot up and unable to connect to a DHCP server.

#2 + There are total 13 DNS root servers available on the Internet and managed by 12 independent organizations.Was t...
10/06/2018

#2
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There are total 13 DNS root servers available on the Internet and managed by 12 independent organizations.

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10/06/2018

#1

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In the most companies, Two DHCP Servers provide fault tolerance of IP addressing if one server fails or must be taken offline for maintenance. Each DHCP Server has at least half of the available address in an active scope. All the DHCP Server should have enough IP Address to provide all clients.

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