The term Internet Key Exchange refers to the networking protocol that designed to configure a SA (security association) within the IPsec protocol suite of applications. Internet Key Exchange (or IKE) is constructed on top of ISAKMP and the Oakley protocol and is often used in the VPN tunneling process. X.509 certificates are used for authentication …
RFC 2829 – Authentication Methods for LDAP defines the basic threats to an LDAP directory service: Unauthorized access to data via data-fetching operations, Unauthorized access to reusable client authentication information by monitoring others' access, Unauthorized access to data by monitoring others' access, Unauthorized modification of data, Unauthorized modification of configuration, Unauthorized or excessive use of …
A port scanner is a program which attempts to connect to a list or range of TCP (Transmission Control Protocol) or UDP (User Datagram Protocol) ports on a list or range of IP addresses. Port scanners are used for network mapping and for network security assessments. The first decision to make when running a port …
Hacking as a Destructive Tool The common stance on hacking with the average person is that it is morally wrong. There have been several instances where hacking has proven to have caused problems. Hacking can create a variety of damages to people, groups and systems of broad spectrum. Negative Hacking Interactions: Identity Theft – Some hackers can …
Every packet based network has an MTU (Maximum Transmission Unit) size. The MTU is the size of the largest packet that that network can transmit. Packets larger than the allowable MTU must be divided into smaller packets or fragments to enable them to traverse the network. Network Standard MTU Ethernet 1500 Token Ring 4096 Packet …
Two factor authentication is term used to describe any authentication mechanism where more than one thing is required to authentate a user. The two components of two factor authentication are: Something you know Something you have Traditional authentication schemes used username and password pairs to authenticate users. This provides minimal security, because many user passwords …
Access control is the execution of limitations and restrictions on whoever tries to occupy a certain protected property, thereby keeping people as safe as possible. As modern society moves further into the cyber age, these access control systems become almost completely computer controlled. This article will further explain what access control is, how it works, …
Network Attacks Review A network attack occurs when an attacker or hacker uses certain methods or technologies to maliciously attempt to compromise the security of a network. Hackers attack corporate networks to use data for financial gain or for industrial espionage, to illegally use user accounts and privileges, to run code to damage and corrupt …
RADIUS (Remote Authentication Dial In User Service) is a system procedure that offers centralized entrance, approval, as well as accounting administration for individuals or computers to add and utilize a network service. Individuals often need “Authentication” when they try to fix to a network. People have to face far more problems while connecting their computers …
RADIUS (Remote Authentication Dial In User Service), defined in RFC 2865, is a protocol for remote user authentication and accounting. RADIUS enables centralized management of authentication data, such as usernames and passwords. When a user attempts to login to a RADIUS client, such as a router, the router send the authentication request to the RADIUS …