Physical Topologies in Computer Networks
... which has kilometers of distance in between and that may provide larger networks of MAN and WAN [12]. Figure 8 displays a cellular topology which composed from integration of access points. Every access point has a circular coverage area. In such a wireless network a computer that is in the coverage ...
... which has kilometers of distance in between and that may provide larger networks of MAN and WAN [12]. Figure 8 displays a cellular topology which composed from integration of access points. Every access point has a circular coverage area. In such a wireless network a computer that is in the coverage ...
Lecture 4: Network Layer Security
... • Some systems like Linux let user add data into the ping # ping –p 2b2b2b415448300 ...
... • Some systems like Linux let user add data into the ping # ping –p 2b2b2b415448300 ...
IPv6 Prospects
... Industry related to using computers in concert with telecommunications systems. This includes Internet access, as well as all types of networks that rely on a telecommunications system to transport data. ...
... Industry related to using computers in concert with telecommunications systems. This includes Internet access, as well as all types of networks that rely on a telecommunications system to transport data. ...
Network Hacking: Exploits, Intrusions and Defenses
... Reject (e.g., send RST for TCP, or Port Unreachable) Apply IP-sec tunneling (encryption, authentication) (more) ...
... Reject (e.g., send RST for TCP, or Port Unreachable) Apply IP-sec tunneling (encryption, authentication) (more) ...
Botnets
... Uses a Push model of communication Master pushes commands for execution to the Bots All Bots receive commands through IRC PRIVMSG, understand the instruction and execute the command and send back results In order to issue commands Botmaster first authenticates herself with a username and pas ...
... Uses a Push model of communication Master pushes commands for execution to the Bots All Bots receive commands through IRC PRIVMSG, understand the instruction and execute the command and send back results In order to issue commands Botmaster first authenticates herself with a username and pas ...
15-744: Computer Networking
... • By the late 1980s, networked computers were increasingly common and many intrusions involved external access via a network • The Network Security Monitor developed at the University of California Davis was the first IDS to work directly with network data as opposed to log data • Essentially a pack ...
... • By the late 1980s, networked computers were increasingly common and many intrusions involved external access via a network • The Network Security Monitor developed at the University of California Davis was the first IDS to work directly with network data as opposed to log data • Essentially a pack ...
Auditing a Windows 2000 Advanced Server
... The Windows 2000 Advanced Server operating system was released for use on March 31, 2000. Over the past five years many books, articles, and opinions have been published detailing ideas on how to best secure this platform. There is no magic solution that is best for all installations. Multiple resou ...
... The Windows 2000 Advanced Server operating system was released for use on March 31, 2000. Over the past five years many books, articles, and opinions have been published detailing ideas on how to best secure this platform. There is no magic solution that is best for all installations. Multiple resou ...
Cisco PIX 515E Security Appliance
... • Allows customers to use existing PIX CLI knowledge for easy installation and management without additional training • Accessible through variety of methods including console port, Telnet and SSH ...
... • Allows customers to use existing PIX CLI knowledge for easy installation and management without additional training • Accessible through variety of methods including console port, Telnet and SSH ...
M2M and IoT protocols
... RESTful Environments (CoRE) working group. It is designed for M2M applications such as smart energy and building automation. Based on REST model like HTTP, in CoAP also the servers make resources available under a URL, and clients can access these resources using methods such as GET, PUT, POST, and ...
... RESTful Environments (CoRE) working group. It is designed for M2M applications such as smart energy and building automation. Based on REST model like HTTP, in CoAP also the servers make resources available under a URL, and clients can access these resources using methods such as GET, PUT, POST, and ...
I-CSCF - Computer Science and Engineering
... The IP Multimedia Subsystem is an open, standardized, NGN multi-media architecture for mobile and fixed IP-based services. It's a VoIP implementation based on a 3GPP variant of SIP (Session Initiation Protocol), and runs over the standard Internet protocol. It's used by Telcos in NGN networks (which ...
... The IP Multimedia Subsystem is an open, standardized, NGN multi-media architecture for mobile and fixed IP-based services. It's a VoIP implementation based on a 3GPP variant of SIP (Session Initiation Protocol), and runs over the standard Internet protocol. It's used by Telcos in NGN networks (which ...
111 opsec - Fleet Weather Center, Norfolk, VA
... • Discuss the five step planning process: • The OPSEC process, also known as the OPSEC five-step process, is the enabling vehicle for OPSEC planning. It provides the required information for the OPSEC portion of any plan or activity. • STEP ONE: IDENTIFY CRITICAL INFORMATION: CI is defined as inform ...
... • Discuss the five step planning process: • The OPSEC process, also known as the OPSEC five-step process, is the enabling vehicle for OPSEC planning. It provides the required information for the OPSEC portion of any plan or activity. • STEP ONE: IDENTIFY CRITICAL INFORMATION: CI is defined as inform ...
Chapter 26 Securing Computers
... • Administrative access – Improper control of administrator accounts is dangerous – Some versions of Windows (such as Windows XP Home) make it easy to use administrator accounts improperly © 2010 The McGraw-Hill Companies, Inc. All rights reserved ...
... • Administrative access – Improper control of administrator accounts is dangerous – Some versions of Windows (such as Windows XP Home) make it easy to use administrator accounts improperly © 2010 The McGraw-Hill Companies, Inc. All rights reserved ...
Slide 1
... • Administrative access – Improper control of administrator accounts is dangerous – Some versions of Windows (such as Windows XP Home) make it easy to use administrator accounts improperly © 2010 The McGraw-Hill Companies, Inc. All rights reserved ...
... • Administrative access – Improper control of administrator accounts is dangerous – Some versions of Windows (such as Windows XP Home) make it easy to use administrator accounts improperly © 2010 The McGraw-Hill Companies, Inc. All rights reserved ...
Spacecraft Onboard Interface Systems—Low Data
... The Consultative Committee for Space Data Systems (CCSDS) is an organization officially established by the management of its members. The Committee meets periodically to address data systems problems that are common to all participants, and to formulate sound technical solutions to these problems. I ...
... The Consultative Committee for Space Data Systems (CCSDS) is an organization officially established by the management of its members. The Committee meets periodically to address data systems problems that are common to all participants, and to formulate sound technical solutions to these problems. I ...
Configuring, Managing, and Troubleshooting
... Configure and troubleshoot the TCP/IP protocol. Connect to computers by using dial-up networking. Connect to resources by using Internet Explorer. Configure, manage, and implement Internet Information Services (IIS). Configure, manage, and troubleshoot Remote Desktop and Remote Assistance. Configure ...
... Configure and troubleshoot the TCP/IP protocol. Connect to computers by using dial-up networking. Connect to resources by using Internet Explorer. Configure, manage, and implement Internet Information Services (IIS). Configure, manage, and troubleshoot Remote Desktop and Remote Assistance. Configure ...
IPsec
... Challenges of Data Confidentiality • Protect confidentiality of data over an untrusted network • Ensure identity of users and systems • Scale from small to very large networks ...
... Challenges of Data Confidentiality • Protect confidentiality of data over an untrusted network • Ensure identity of users and systems • Scale from small to very large networks ...
lecture14 - Academic Csuohio
... TCP Reliable Data Transfer • TCP creates rdt service on top of IP’s unreliable service • Pipelined segments • Cumulative acks • TCP uses single retransmission timer ...
... TCP Reliable Data Transfer • TCP creates rdt service on top of IP’s unreliable service • Pipelined segments • Cumulative acks • TCP uses single retransmission timer ...
Securing Cyber Space: Safeguarding Access to Critical Resources Peter Hager, CEO
... We have found applications transmitting USERID and PASSWORD as User Data, of which many of them were of privileged users / administrators. In a conference call, network team assured that this was just inside their own network. Closer analysis of recordings revealed that USERIDs and PASSWORDs were di ...
... We have found applications transmitting USERID and PASSWORD as User Data, of which many of them were of privileged users / administrators. In a conference call, network team assured that this was just inside their own network. Closer analysis of recordings revealed that USERIDs and PASSWORDs were di ...
Incident Response
... – Contact information On-call information for other teams within the organization, including escalation information Incident reporting mechanisms – Pagers or cell phones to be carried by team members for off-hour support, onsite communications – Encryption software – War room for central communicati ...
... – Contact information On-call information for other teams within the organization, including escalation information Incident reporting mechanisms – Pagers or cell phones to be carried by team members for off-hour support, onsite communications – Encryption software – War room for central communicati ...
Introduction to Operating Systems
... keys cracking program that can recover keys once enough data packets have been captured. It implements the standard FMS attack along with some optimizations like KoreK attacks, as well as the all-new PTW attack, thus making the attack much faster compared to other WEP cracking tools. In fact, Aircra ...
... keys cracking program that can recover keys once enough data packets have been captured. It implements the standard FMS attack along with some optimizations like KoreK attacks, as well as the all-new PTW attack, thus making the attack much faster compared to other WEP cracking tools. In fact, Aircra ...
PowerPoint
... components from which they are built. These systems will be distributed, and will: – Assume that OS and network infrastructure is vulnerable to intrusion and cyber-attack; – Detect and classify a wide variety of attacks; – Adapt to these attacks in various ways, reasoning about which response mechan ...
... components from which they are built. These systems will be distributed, and will: – Assume that OS and network infrastructure is vulnerable to intrusion and cyber-attack; – Detect and classify a wide variety of attacks; – Adapt to these attacks in various ways, reasoning about which response mechan ...
PPT
... Security of mobile code Mobile code needs to be handled with care. E.g. receiving an executable program as an electronic mail attachment to display an interesting picture but in reality it may access local resources, or perhaps be part of a denial of service attack. ...
... Security of mobile code Mobile code needs to be handled with care. E.g. receiving an executable program as an electronic mail attachment to display an interesting picture but in reality it may access local resources, or perhaps be part of a denial of service attack. ...
Using Spamhaus BGPf in a production environment
... Norway, as well as being a large hosting provider for Schibsted’s online services and web portals. Schibsted IT manages approximately 3,000 clients, mostly Desktop and Mobile systems as well as operating nearly 2,000 servers which are being used to host various online services and online portals. ...
... Norway, as well as being a large hosting provider for Schibsted’s online services and web portals. Schibsted IT manages approximately 3,000 clients, mostly Desktop and Mobile systems as well as operating nearly 2,000 servers which are being used to host various online services and online portals. ...