security protocols in internet ppt
Network Security Protocols in Practice Part I docx
Ngày tải lên :
06/03/2014, 16:20
... the origin of the IP packet and ensure its integrity
To detect message replays using sliding window
Encapsulating security payload (ESP)
Encrypt and/or authenticate IP packets
Internet ... a sliding window
to thwart message replay attacks
A B C
Given an incoming packet with sequence # s, either
s in A – It's too old, and can be discarded
s in B – It's in the window. ... Email Security Protocols
5.6 Kerberos: An Authentication Protocol
5.7 SSH: Security Protocols for Remote Logins
J. Wang. Computer Network Security Theory and Practice. Springer 2009
Building...
- 27
- 733
- 0
Network Security Protocols in Practice Part II pdf
Ngày tải lên :
06/03/2014, 16:20
... Computer Network Security Theory and Practice. Springer 2009
SSL Structure
J. Wang. Computer Network Security Theory and Practice. Springer 2009
Chapter 5
Network Security
Protocols in Practice
Part ... SSL/TLS: Security Protocols at the Transport
Layer
5.5 PGP and S/MIME: Email Security Protocols
5.6 Kerberos: An Authentication Protocol
5.7 SSH: Security Protocols for Remote Logins
J. ... Networks
5.2 Public-Key Infrastructure
5.3 IPsec: A Security Protocol at the Network Layer
5.4 SSL/TLS: Security Protocols at the Transport
Layer
5.5 PGP and S/MIME: Email Security Protocols
5.6...
- 32
- 839
- 0
Network Security Protocols: A Tutorial pptx
Ngày tải lên :
22/03/2014, 14:20
... you’re signing all msgs
with that hash!
46
Eavesdropping/Server Database
Stealing
• pwd -in- clear, if server stores h(pwd),
protects against database stealing, but
vulnerable to eavesdropping
• ... Subject to eavesdropping
– Subject to on-line guessing
– Subject to off-line guessing
16
Public Key Crypto
• Two keys per user, keys are inverses of
each other (as if nobody ever invented
division)
– ... salt)
20
Why is D-H Secure?
• We assume the following is hard:
• Given g, p, and g
X
mod p, what is X?
38
On-Line Password Guessing
• If guessing must be on-line, password need only
be mildly unguessable
•...
- 93
- 484
- 0
FUTURE OF THE NUCLEAR SECURITY ENVIRONMENT IN 2015 pptx
Ngày tải lên :
29/03/2014, 18:20
... conducting quality training evaluations, reviewing the Quality Evaluation
Guidelines, defining additional training needs, developing training standards, prioritizing training
activities, coordinating ... of a continuing effort in organizing
and leading the global community under the auspices of the Global Initiative to Combat Nuclear
Terrorism. This joint U.S Russian initiative, involving 53 ... Instructional System Design
for training development. The KTTC training team has adopted a “train the trainer” approach;
such an approach provides for the long-term sustainability of a training...
- 324
- 504
- 0
Tài liệu Understanding Voice over IP Signaling Protocols in Cisco Telephony Implementations ppt
Ngày tải lên :
10/12/2013, 14:15
... signaling protocols perform plays a
critical role in designing, building, maintaining, and troubleshooting a Cisco VoIP implementation. Each proto-
col also plays a direct role in implementing ... in product
selection and integration. Specifically, Cisco has predominately implemented the following five different signal-
ing protocols amongst their rapidly expanding telephony product line:
• ... Bachelors of Science in Mechanical Engineering and a Masters of Science in Mechanical
Engineering from Bradley University in P
eoria,
IL.
Chris can be reached at chrisolsen@earthlink.net.
Copyright...
- 7
- 463
- 2
Tài liệu Intrusion Detection Overview and Trends in Internet Attacks pptx
Ngày tải lên :
24/01/2014, 09:20
... sending a file out into the Internet containing a list of the Microsoft Office
registration information as well as the Internet addresses of the infection chain. So what?
The interesting thing ... system.ini, “run=“ or “load=“ in win.ini, or the registry locations above, will
contain a reference to the server program. Cleaning involves removing the offending entries and
keys and deleting ... sent onto the Internet. Even the tightest site in which I have worked
allowed users inside the facility to initiate a connection to the Internet. Traffic originating from the inside
is also...
- 33
- 317
- 0
Tài liệu Internet Business Guide in AWeek ppt
Ngày tải lên :
14/02/2014, 05:20
... Without Writing.
Just fill in a few blanks and presto, you have a winning sales letter in minutes, instead of
weeks.
Internet Business Beginners’ Guide
Working-At-Home-Business.com
2002 ... starting and marketing an Internet business from Corey Rudl
-
the most successful online business expert today.
Internet millionaire Corey Rudl has built up his successful business, the
Internet ...
Working At Home Business
http://www.working-at-home-business.com
Internet Business Beginners’ Guide
Working-At-Home-Business.com
2002 Copyright Page 20 of 78
You also gain a lot...
- 77
- 305
- 0
Tài liệu Safety and security on the Internet Challenges and advances in Member States docx
Ngày tải lên :
18/02/2014, 00:20
... 2011 using search terms including ‘online
child* safety, ‘online child* health’, Internet child* safety’, Internet child* access’, ‘child* activity
Internet , ‘adolescent activity Internet , ... 2011 using search terms including
Internet pharmacy’, ‘online pharmacy’, Internet pharmacy safety’, ‘safety online medic*’,
7
‘safety
Internet medic*’, ‘online pharmacy safety’, ‘online counterfeit ... people into purchasing and installing it.
Country Malware ratio (per e-mail)
South Africa 1 in 81.8
United Kingdom 1 in 139.0
Canada 1 in 328.8
Australia 1 in 365.8
Germany 1 in 393.1
Denmark 1 in...
- 92
- 972
- 0
Advanced Security Management in Metro Ethernet Networks* pptx
Ngày tải lên :
05/03/2014, 23:20
...
In addition to assisting in spoofing prevention, the SC can also be used to pinpoint the origin of spoofing
attacks. For example, when a malicious user tries to contaminate the ARP table in ... access switch residing in
the basement of a building aggregating user traffic within the building. In a typical ETTx deployment, a
building often consists of business users (in the ground floor) ... sharing the same IP subnet. This makes the
security problem more interesting. In this paper, we will focus on the security issues that arise in ETTx and
introduce a solution which is a combination...
- 16
- 391
- 0
AN OVERVIEW OF THE SECURITY CONCERNS IN ENTERPRISE CLOUD COMPUTING pptx
Ngày tải lên :
05/03/2014, 23:20
... logging without compromising
performance.
The cost of cloud computing in information security management includes the costs of
migrating, implementing, integrating, training, and redesigning. ... Computing in information security
management
According to Bendandi (2009, p. 7) the top security benefits of cloud computing includes:
♦ The security and benefits of scale that all kinds of security ... continuity in an event of a security hole. Cloud
computing weakness include list of issues such as the security and privacy of business data
being hosted in remote 3rd party data centers, being...
- 16
- 662
- 0
Promoting the Use of End-to-End Congestion Control in the Internet pptx
Ngày tải lên :
15/03/2014, 22:20
... and destination IP addresses only.
B Characterizing TCP-friendly flows
Since congestion control was introduced to TCP in
1988 [Jac88], TCP flows in the Internet have used packet drops
as an indication ... connection. Certainly
in a specific scenario with all else being equal, a TCP that re-
frains from increasingits congestion windowfrom time to time
might increase its own throughput by decreasing the aggregate
packet ... proposed
in this paper would be the ubiquitous deployment, at all con-
gested routers in the Internet, of per-flow scheduling mecha-
nisms such as round-robin or fair queueing scheduling. In gen-
eral,...
- 16
- 402
- 0
Chia sẻ máy in thông qua kết nối Internet ppt
Ngày tải lên :
16/03/2014, 12:20
... thích với Windows và Mac.
Người dùng Linux có thể không chia sẻ được máy in của mình nhưng vẫn có thể
gửi thông tin in ấn đến máy in của người khác bằng cách sử dụng trang web Cloud
Print. Một ... máy in hỗ trợ sẵn Cloud Print, do đó bạn có thể kết nối mạng và chia
sẻ chúng trực tiếp mà không cần cài đặt Google Chrome.
Chia sẻ máy in thông qua kết nối Internet
Homegroup của Windows ... nhiều so với dịch
vụ chia sẻ máy in PrinterShare. Sau khi chia sẻ máy in với một ai đó, họ có thể in
nó từ trình duyệt web của mình, thậm chí bạn có thể yêu cầu in tài liệu từ một máy
tính ở...
- 3
- 404
- 0
Perceptions About Network Security: Survey of IT & IT security practitioners in the U.S. pptx
Ngày tải lên :
28/03/2014, 22:20
...
to network security?
Pct%
Preventing attacks
32%
Fast detection and containment
16%
Network intelligence
15%
Baselining against best practices
23%
IT governance including policies ... As can be seen, the largest sectors include financial services
(including banking, insurance, credit cards, investment management), public sector (including
federal, state and local government ... about network security
Q1. How secure is your IT infrastructure in terms of preventing network security
breaches (cyber attacks)? Please use the following 10-point scale from 1 = insecure to...
- 25
- 349
- 0
