Network Security Auckland Maceit.co.nz

Apr 10, 2023

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Looking for network security in Auckland? Maceit.co.nz are Auckland's leading expert in network security, providing a comprehensive range of solutions for small and large organizations. Investigate our website for more details.

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Network Security Auckland Maceit.co.nz

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Network Security Auckland | Maceit.co.nz Looking for network security in Auckland? Maceit.co.nz are Auckland's leading expert in network security, providing a comprehensive range of solutions for small and large organizations. Investigate our website for more details. Website:- Network Security Auckland Contact us:- Mace IT Services info@maceIT.co.nz L1 3053 Great North Road, New Lynn Auckland 0600 New Zealand +64 9 950 3244

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Network Security. Section 1: Introduction to security. What is Security?. SIMPLE BUT HARD TO DO !. What is the biggest enemy for humans ? H U M A N S ! We need security until the people with bad minds exists! What is the best solution for security ? No high-tech hardware

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Network Security. Jiuqin Wang June, 2000. Security & Operating system. To protect the system, we must take security measures at two levels: Physical level: The site or sites containing the computer systems must be physically secured against armed or surreptitious entry by intruders.

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Network Security. Reasons to attack. Steal information Modify information Deny service (DoS). Targets. DB Servers Traffic Workstations Bandwidth. Types of attack. Snooping: listening to data Corrupting: modifying data

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Network Security. Public Key Cryptography. Public Key Cryptography Agenda:. Message authentication – authentication codes and hash functions Public key encryption – principles and algorithms Exchange of conventional keys Digital signatures Revisit key management.

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Network Security. Objectives. Types of Attacks Attacks on the OSI & TCP/IP Model Attack Methods Prevention Switch Vulnerabilities and Hacking Cisco Routers Interesting links. Physical Access Attacks Wiretapping Server Hacking Vandalism. Dialog Attacks Eavesdropping Impersonation

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607 views • 33 slides

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Network Security. Encryption. Process of converting readable data into unreadable characters to prevent unauthorized access. Encrypt – make unreadable Decrypt – make readable. Encryption…Cont’d. Plaintext – data not yet encrypted Ciphertext – data that has been encrypted

276 views • 9 slides

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Network Security. ITIS 6201 – Computer Security and Privacy. Fictional Health Services – High-level Network Diagram. Pharmacy. Physical Security. Medical Technology X-ray Scans Labs. The Internet. Internet Access (In/Out). Authentication Services. Mainframe. Server Farms.

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Network Security. Term 2, 2011 Week 3. CONTENTS. Network security Security threats Accidental threats Deliberate threats Power surge Usernames and passwords Firewalls Wireless security. Network security.

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Network Security. DMZ (De-Militarized Zone). Privilege levels in Cisco routers. Cisco IOS offers 16 privilege levels User Exec mode: Level 1 Privilege EXEC mode: Level 15

506 views • 15 slides

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Attack Analysis. Network Security. Outline. Types of Attacks Vulnerabilities Exploited Network Attack Phases Attack Detection Tools. Vulnerability Summary for Week of April 29, 2013. From US-CERT www-us-cert.gov/ncas/bulletins/SB13-119

537 views • 40 slides

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Network Security. Shivkumar Kalyanaraman Rensselaer Polytechnic Institute shivkuma@ecse.rpi.edu http://www.ecse.rpi.edu/Homepages/shivkuma. Common Network Attacks Security techniques: passwords, hash functions, one-time passwords, digital signatures, symmetric/asymmetric key cryptography

442 views • 30 slides

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Network Security. Computer Networking: A Top Down Approach Featuring the Internet , 3 rd edition. Jim Kurose, Keith Ross Addison-Wesley, July 2004. understand principles of network security: cryptography and its many uses beyond “confidentiality” authentication message integrity

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456 views • 19 slides

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