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7305559 |
Software method for improved password entry
A software method of authentication is described that uses both relative and absolute values of inter-keystroke intervals measured during entry of a unique identifier. Both the relative and...
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7305708 |
Methods and systems for intrusion detection
Performance of an intrusion detection system is enhanced with the addition of rule optimization, set-based rule inspection, and protocol flow analysis. During rule optimization, rule sets are...
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7305707 |
Method for intrusion detection in a database system
A method for detecting intrusion in a database, managed by an access control system, includes defining at least one intrusion detection profile and associating each user with one of said profiles....
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7302705 |
Method and apparatus for tracing a denial-of-service attack back to its source
A backtracking method, program and unit that involves a traceback computer program for tracking a denial-of-service attack on a victim machine, v, back toward the source of the denial-of service...
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7302704 |
Excising compromised routers from an ad-hoc network
A method of operating a network ( 120 ) is provided in a communications system for communications among a plurality of routers in the network. The network receives verifiable information...
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7301899 |
Prevention of bandwidth congestion in a denial of service or other internet-based attack
A method and apparatus for preventing a Denial of Service attack directed at a target that is hosted on a server. The attack is detected and the IP address of the source client of the attack is...
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7302057 |
Method and process for transmitting video content
Methods and apparatus, including computer program products, for transmitting content from a content collection site to a content monitoring site, including inserting a first digital signature into...
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7302702 |
Interception method and system
An interception method and system for performing a lawful interception in a packet network such as the GPRS or UMTS network is described. A first network element having an intercepting function for...
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7302707 |
Systems and methods for detecting software buffer security vulnerabilities
Embodiments of the present invention relate to systems and methods for detecting software buffer security vulnerabilities. According to an embodiment, a computer-readable medium stores a plurality...
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7299495 |
Virus detection
A server blade may comprise a processor and a network interface. The network interface can be configured to be connected to a network remote to the server blade. The server blade may be configured...
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7295516 |
Early traffic regulation techniques to protect against network flooding
Methods and apparatus for providing an Anti-Flooding Flow-Control (AFFC) mechanism suitable for use in defending against flooding network Denial-of-Service (N-DoS) attacks is described. Features of...
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7295831 |
Method and system for wireless intrusion detection prevention and security management
A method and system for wireless intrusion detection, prevention and security management. The method and system provides autonomous wireless intrusion detection and prevention, with minimal or no...
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7296160 |
Secure user authentication over a communication network
The invention relates to a method of performing user authentication in a network system ( 10 ) that comprises a client ( 22 ) in communication via a first network ( 14 ) with a server...
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7293289 |
Apparatus, method and computer program product for detection of a security breach in a network
A method, apparatus, and computer-readable media for detecting a security breach in a network comprising an access point and a plurality of transceivers each having a different media access control...
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7293287 |
Method and system for modeling, analysis and display of network security events
A method and system is disclosed for cross-correlating information between the domains of network management and network security. The present invention discloses a model representing the security...
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7293177 |
Preventing virus infection in a computer system
A method of preventing an electronic file containing a computer virus from infecting a computer system using the Symbian™ operating system, the method comprising the steps of scanning files using...
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7290282 |
Reducing false positive computer virus detections
Virus detection modules ( 120 ) execute virus detection techniques on clients ( 110 ) to check for the presence of computer viruses in data and also communicate with a software server ( 116 ). A...
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7290283 |
Network port profiling
A port profiling system detects unauthorized network usage. The port profiling system analyzes network communications to determine the service ports being used. The system collects flow data from...
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7287280 |
Automated security management
A computerized method and system for managing security risk, where risk associated with a breach of security is analyzed and quantified according to weighted risk variables. The analysis is...
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7287281 |
Send blocking system and method
A method includes hooking a send operating system function, originating a call to the send operating system function with a call module to send the content of a send buffer, stalling the call, and...
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7287278 |
Innoculation of computing devices against a selected computer virus
In a distributed network having a number of server computers and associated client devices, method of creating an anti-computer virus agent is described. As a method, the inoculation is carried out...
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7287283 |
Return-to-LIBC attack blocking system and method
A method includes stalling a call to a critical operating system (OS) function, looking up a value at the previous top of stack, and determining whether the value is equivalent to an address of the...
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7284273 |
Fuzzy scanning system and method
A method includes randomly mutating a virus definition file on a first host computer system to create a first mutated virus definition file, and randomly mutating the virus definition file on a...
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7284274 |
System and method for identifying and eliminating vulnerabilities in computer software applications
A system and method for certifying software for essential and security-critical systems. The system and method provide a methodology and corresponding analysis engines increase the level of...
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7284276 |
Return-to-LIBC attack detection using branch trace records system and method
A method includes stalling a call to a critical operating system (OS) function and determining whether branch trace records of the call include a return instruction. Upon a determination that the...
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7284272 |
Secret hashing for TCP SYN/FIN correspondence
Methods of preventing flooding-type denial-of-service attacks in a computer-based network are described. Connection establishing messages known as SYN packets are matched with connection...
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7284133 |
Information processing unit
An information processing unit and methods therefore which render it more difficult to infer information being processed within an information processing unit by observing the unit's current...
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7281270 |
Attack impact prediction system
An attack impact prediction system for providing network security for computer networks is disclosed. A computer network includes multiple attack impact prediction (AIP) agents. In response to a...
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7281267 |
Software audit system
A software audit system is provided in conjunction with an anti-virus system. A computer virus scan request received by the anti-virus system ( 16 ) is used to trigger an audit data generator ( 18...
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7281271 |
Exception handling validation system and method
A method includes determining whether the exception handling frames on the stack are uncorrupt prior to execution of an exception handler dispatcher. Upon a determination that the exception...
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7281268 |
System, method and computer program product for detection of unwanted processes
A system, method and computer program product are provided which are capable of intercepting a call. Once intercepted, it is determined whether the call is associated with a previous sequence of...
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7278159 |
Coordinated thwarting of denial of service attacks
A system architecture for thwarting denial of service attacks on a victim data center is described. The system includes a first plurality of monitors that monitor network traffic flow through the...
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7277404 |
System and method for sensing wireless LAN activity
A wireless network sensor includes a system data store capable of storing a variety of data associated with a wireless computer network and communication(s) transmitted thereon, a communication...
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7275109 |
Network communication authentication
A communication system, for use with a communications network, includes a client configured to communicate with the server via the network. The client includes an input configured to receive a...
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7272857 |
Method/system for preventing identity theft or misuse by restricting access
A system and method for network file filtering. The file filtering process includes scanning at least one data file for density of a selected pattern. The process may also include restricting...
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7272646 |
Network monitor internals description
A method and apparatus for a network monitor internals mechanism that serves to translate packet data into multiple concurrent streams of network event data is provided. The data translation is...
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7272854 |
Aliasing to prevent attacks on messaging services
In general, the invention is directed to techniques for preventing or otherwise reducing the effects of network attacks, such as Denial of Service (DoS) attacks, on applications that use messaging...
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7272724 |
User alerts in an anti computer virus system
An anti computer virus program uses a library of virus drivers that includes an indication of whether a particular virus can cause irreparable damage and data indicating enhanced user warnings and...
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7269851 |
Managing malware protection upon a computer network
A managing computer within a computer network serves to log messages received from individual computers within that computer network indicating detection of malware. The managing computer detects...
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7269599 |
Method and system for predicting user activity levels associated with an application
A method and system for predicting a user activity level associated with an application. An activity level is a number of transactions performed by users utilizing the application per time period...
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7269850 |
Systems and methods for detecting and tracing denial of service attacks
Systems and methods for detecting and tracing a denial-of-service attack are disclosed. One aspect of the systems and methods includes providing a plurality of attack detection modules and a...
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7269649 |
Protocol layer-level system and method for detecting virus activity
A system, method and computer program product for detecting network activity governed by malicious code is provided. A protocol layer associated with data communications over a network is...
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7266843 |
Malware scanning to create clean storage locations
Pre-emptive malware scanning of user specified operating system 10, 12 defined storage locations is performed to establish whether those storage locations contain any malware containing computer...
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7266845 |
Maintaining virus detection software
A method of managing a virus signature database associated with an anti-virus application, both of which are resident in a memory of a mobile wireless device 2,4. Management messages containing...
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7263553 |
Network manager SNMP trap suppression
Methods and apparatus for controllably suppressing, at a network management system, SNMP event trap messages received from network nodes in a communications network are presented. The rate at which...
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7263720 |
Method and mechanism for validating legitimate software calls into secure software
A method and apparatus for providing an authentication logic to authenticate a registered caller, the authentication logic to use hashes of one or more random locations within the caller's code...
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7260844 |
Threat detection in a network security system
A network security system is provided that receives information from various sensors and can analyse the received information. In one embodiment of the present invention, such a system receives a...
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7260843 |
Intrusion detection method and system
An intrusion detection system employs a pointer fingerprint method for detecting attempted or successful intrusions into an information system or network. In a pointer fingerprint method, the...
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7260832 |
Process for preventing virus infection of data-processing system
A process for preventing virus infection of a data-processing system with a startup apparatus is disclosed. The process includes steps of a) comparing a first specific information of the...
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7260639 |
Method and system for protecting web sites from public internet threats
The present invention addresses the known vulnerabilities of Web site infrastructure by making an origin server substantially inaccessible via Internet Protocol traffic. In particular, according to...
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