Bảo mật hệ thống mạng part 12 pot
Bảo mật hệ thống mạng part 12 pot
... the creation of the policy. You can show the department man-
agers that someone from their part of the organization was involved and voiced that
department’s concerns.
It also helps if management ... most damaging to an or
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ganization. For a DRP to plan for such events, every department of the organization must
participate in its creation. The first step is for the organization to identify...
Bảo mật hệ thống mạng part 1 potx
... The solution was communications security. Julius Caesar created the
Caesar cipher (see Chapter 12 for more information on this and other encryption systems).
This cipher allowed him to send messages ... well as assur
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ance requirements. Thus, in order for a system to meet the qualifications for a particular
level of certification it had to meet the functional and the assurance requirements...
Bảo mật hệ thống mạng part 11 potx
... this part of the procedure is to identify the organiza
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tion’s objectives before an incident occurs.
Event Identification
The identification of an incident is perhaps the most difficult part ... situation.
Authority
An important part of the IRP is defining who within the organization and the incident re
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sponse team has the authority to take action. This part of the procedure should...
Bảo mật hệ thống mạng part 15 potx
... the vulnerability.
Examining Countermeasures
Vulnerabilities cannot be examined in a vacuum. A potential avenue of attack must be ex
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amined in the context of the environment and compensating ... countermeasures should be identified.
For example, the organization has an Internet connection. This provides potential access
to the organization’s systems. This access point is protected by a fire...
Bảo mật hệ thống mạng part 19 pot
... 112
Network Security: A Beginner’s Guide
Executives
Presentations to executives of an organization are part education and part marketing. With
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out the support ... and the proper understanding of the security department’s role during the
development process.
For all new development projects, the security department should be involved in the
design phase. ... more often (perhaps as often...
Bảo mật hệ thống mạng part 22 potx
... Beginner’s Guide
T
he Internet has great potential in terms of new businesses, reduced costs of selling,
and improved customer service. It also has great potential to increase the risk to an
organization’s ... Beginner’s Guide
External access can take two forms: employee access (usually from remote locations
as part of their job) or non-employee access. Employee access to internal systems f...
Bảo mật hệ thống mạng part 26 potx
... Service Action
1 Partner
network
Partner DMZ Appropriate for
partnership
Accept
2 Partner
network
Any Any Deny
3 Partner DMZ Partner network Appropriate for
partnership
Accept
4 Any Partner network ... to the partner DMZ and one to the partner network.
Additional rules must be added to the firewall to allow systems at the partner organi
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zation as well as internal systems to access the partn...
Bảo mật hệ thống mạng part 27 potx
... must be loaded on
user computers. If the computers are owned by the organization, this becomes part of the
standard software load for the computer. If the organization allows employees to use
Bảo mật hệ thống mạng part 30 potx
... the
e-commerce server. This part of the system includes the customer’s computer and
browser software and the communications link to the server (see Figure 11-1).
Within this part of the system, we ... information that is saved to the customer’s system
▲
The protection of the fact that a particular customer made a particular order
Communications Security
Communications security for e-comme...