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8_19Counter Hack 6 scanning
8_19Counter Hack 6 scanning

... Run the tools against your networks Be careful with DoS(Denial-to-Server) and Password Guessing tests! Be aware of limitations of vulnerability scanning tools. ...
$doc.title

... administrators have full access, HR managers have less permission than the administrators, and data entry operators have no access to resources. Which of the following access control models is implemented in the organization? A. Role-based access control (RBAC) B. Network-based access control (NBAC) ...
Wireless Network Security
Wireless Network Security

... • Use longer WEP encryption keys, which makes the data analysis task more difficult. If your WLAN equipment supports 128-bit WEP keys. • Change your WEP keys frequently. There are devices that support "dynamic WEP" which is off the standard but allows different WEP keys to be assigned to each user. ...
Access Control
Access Control

... There are many weaknesses when using passwords for authentication: • If authentication is performed locally a running process could intercept username and password • If authentication is performed remotely on a central server the network traffic can be intercepted and the password compromised • A us ...
Terms of using WI-FI
Terms of using WI-FI

... actions violating the applicable law. In particular the User shall not be allowed to:    a) Trying  to  obtain  unauthorized  access to computer  system  resources  owned  by  other Internet users,    b) Trying  to  bypass  wireless  network  security  (by  changing  IP  address  set  by  DHCP serve ...
Wireless LAN
Wireless LAN

... and click Next. Windows Setup copies files and installs the software – Select Yes, I want to restart my computer now. Click Finish. ...
Security & Cryptography
Security & Cryptography

... gateway- this step defines the IKE SA Diffie-Hellman key exchange uses hashing of a certificate or shared secret to authenticate each gateway, and sets up a public/private data exchange channel Sending and Receiving Gateways exchange protocol settings, algorithm settings, and secret keys using PKI A ...
Network Security Essentials for Small Businesses
Network Security Essentials for Small Businesses

... Web filtering. Cyber-crooks spread their influence by setting up web sites as booby-traps. The moment a browser visits that site, the site crams malware onto the visitor’s computer. Less dire yet still annoying, sites such as casual gaming sites or celebrity fan sites will cram spyware and adware on ...
covert channel - Information Security Group
covert channel - Information Security Group

... Alice and Bob wish to communicate secretly through the use of arbitrary Internet traffic in a hostile environment. Alice can be known as the sender and Bob as the receiver. Alice is sitting behind a network which could be protected by IDS and Firewall. Walter is the adversary of Alice and Bob and wi ...
Networks
Networks

...  The physical layout of a LAN is called its topology.  Topologies resolve the problem of contention, which occurs when multiple users try to access the LAN at the same time.  Collisions or corrupt data occur when different computers use the network at the same time. ...
Motivation behind botnets
Motivation behind botnets

... overpowers the world's top supercomputers…If you add up all 500 of the top supercomputers, it blows them all away with just 2 million of its machines. It's very frightening that criminals have access to that much computing power, but there's not much we can do about it." “An industrial control secur ...
DOS ATTACK - DSpace at CUSAT
DOS ATTACK - DSpace at CUSAT

... attack) is an attempt to make a computer resource unavailable to its intended users. Although the means to carry out, motives for, and targets of a DoS attack may vary, it generally consists of the concerted efforts of a person or people to prevent an Internet site or service from functioning effici ...
INS PPT - Home Kalim Puthawala
INS PPT - Home Kalim Puthawala

... When input plaintext is not present, random data are encrypted, making it possible for an attacker to distinguish true data flow from padding, and thereby deduce the amount of traffic. End-to-End Encryption Approach: One technique is to pad out data units to a uniform length at either the transport ...
Securing network communications
Securing network communications

... – Transport layer SSH-TRANS secure authentications, confidentiality and network integrity – encryption is an option – typically runs over TCP/IP but can be used over any reliable data stream – User authentication protocol SSH-USERAUTH – authenticates the user at the client computer to the server – C ...
MRV MR2228N-4C L2/4 Switch
MRV MR2228N-4C L2/4 Switch

... and restricts unauthorized users from altering the configurations. Alternatively, a local username and password database can be configured on the switch itself. Multi levels of authorization on the switch console and two levels on the web-based management interface provide the ability to give differ ...
CISSP CBK #2 Access Control
CISSP CBK #2 Access Control

... • Often include workflow processes that allow distributed authorization. I.e.. A manager can put in a user request or authorize a request, tickets might be generated for a Key card system for their locations, Permissions might be created for their specific needs etc. • Automates processes ...
Document
Document

... may work together over the network to support the business application. Client-server architecture makes a balance between client computer and host computer. In client server architecture, they split the application program function in to two groups, client handles the presentation logic, and server ...
SAVVIS on the Retail Industry
SAVVIS on the Retail Industry

... With SAVVIS Intelligent IPSM, our managed IP VPN solution, you can have the ubiquity and cost-effectiveness of an Internet VPN, as well as the reliability and security that is usually only available with private, leased line networks. Most Internet-VPN solutions offered by other carriers encrypt you ...
Chapter 1: Introduction
Chapter 1: Introduction

... Platform as a Service (PaaS) – software stack ready for application use via the Internet (i.e., a database server) ...
ISO PDF - Datel Advansys
ISO PDF - Datel Advansys

... quality, increase customer satisfaction levels and improve productivity with today’s modern needs. The standard, ISO/IEC 20000-1 is applicable to all sizes of organisations who are involved in the management, including outsourcing, of their own IT systems and organisations providing IT service manag ...
IC30304pt2
IC30304pt2

... • What security is applied to protect remote administration of routers? – Attacker may be able to reconfigure or take control of remote router and change its behaviour. – Eg advertise attractive routes to other routers and so bring interesting traffic its way. ...
the catalogue here
the catalogue here

... Cleans, scans memory and monitors behavior. ...
Physical Security
Physical Security

... extensive antivirus protection because of the services they provide. Other servers (domain controllers and remote access servers, for example) may not require any antivirus software, as they do not allow users to place files on them. – File servers need protection, as do certain types of application ...
Slide 1
Slide 1

... Computer Operating System – Hard Disc Utilization The window on the right shows the window “My Computer” of an MS Windows operating system. This window lists all the storage devices available to the user, and key utilization “Details” figures for the selected (highlighted) device. In the screen sho ...
0511refb_dos
0511refb_dos

... • over time, making them stricter encourages upgrade from ECN to re-ECN ...
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Computer security

Computer security, also known as cybersecurity or IT security, is the protection of information systems from theft or damage to the hardware, the software, and to the information on them, as well as from disruption or misdirection of the services they provide. It includes controlling physical access to the hardware, as well as protecting against harm that may come via network access, data and code injection, and due to malpractice by operators, whether intentional, accidental, or due to them being tricked into deviating from secure procedures.The field is of growing importance due to the increasing reliance of computer systems in most societies. Computer systems now include a very wide variety of ""smart"" devices, including smartphones, televisions and tiny devices as part of the Internet of Things - and networks include not only the Internet and private data networks, but also Bluetooth, Wi-Fi and other wireless networks.Computer security covers all the processes and mechanisms by which digital equipment, information and services are protected from unintended or unauthorized access, change or destruction and the process of applying security measures to ensure confidentiality, integrity, and availability of data both in transit and at rest.
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