Matches 251 - 300 out of 497 < 1 2 3 4 5 6 7 8 9 10 >
Match Document Document Title
7328349 Hash-based systems and methods for detecting, preventing, and tracing network worms and viruses  
A system ( 126 - 129 ) detects transmission of potentially malicious packets. The system ( 126 - 129 ) receives packets and generates hash values corresponding to each of the packets. The system (...
7328456 Method and system to detect dangerous file name extensions  
A file system event including a file name having at least a last file name extension is intercepted and stalled. The file name is parsed to obtain at least the last file name extension and a next...
7328454 Systems and methods for assessing computer security  
A computer-implemented method includes establishing a logon connection between a host system and one or more client systems through a network; assessing computer security at the host system by...
7328453 Systems and methods for the prevention of unauthorized use and manipulation of digital content  
A number of systems and methods, alone, or in combination, achieve various levels of protection against unauthorized modification and distribution of digital content. This encompasses at least...
7325251 Method and system to prevent peer-to-peer (P2P) worms  
A call to a file system function is intercepted in the context of a caller, and stalled. A determination is made whether malicious code, such as a peer-to peer (P2P) computer worm, is detected...
7325252 Network security testing  
To answer the security needs of the market, a preferred embodiment was developed. A preferred embodiment provides real-time network security vulnerability assessment tests, possibly complete with...
7313822 Application-layer security method and system  
The present invention secures applications from executing illegal or harmful operation requests received from a distrusted environment, thereby, preventing an application from damaging itself,...
7310817 Centrally managed malware scanning  
A malware detecting system is described in which a client computer 8 sends a file access clearance request to an assessment computer 24 to determine whether or not access is permitted to that...
7310816 System and method for email screening  
A system and method for e-mail screening to prevent the spread of viruses and to compensate users for viewing unsolicited e-mails. Users have all incoming e-mails redirected to a e-mail screening...
7310818 System and method for tracking computer viruses  
A method for collecting and distributing data on computer viruses identified on a plurality of computers during virus scanning includes receiving virus scan results from the plurality of computers...
7310815 Method and apparatus for datastream analysis and blocking  
A method and apparatus for datastream analysis and blocking. According to one embodiment of the invention, a network access device, analyzes (without proxying) each of a stream of packets...
7308256 Mobile communication terminal, information processing apparatus, relay server apparatus, information processing system, and information processing method  
A cellular phone 100 is provided with a data transmitter 102, a detection result receiver 103, and a virus management information storage 104. The data transmitter 102 transmits data to a...
7302584 Mechanisms for banning computer programs from use  
An anti-computer virus system is used to enforce the banning of computer programs. A user is provided with a tool for creating their own banned computer program identifying data. The user-created...
7302706 Network-based file scanning and solution delivery in real time  
A system, method and computer program product are provided for a network-based method for scanning date. First, data is received from a client at a server utilizing a network. The data is scanned...
7299361 Remote e-mail scanning system and method  
A system and method are provided for protecting a user computer. An incoming e-mail message is initially received at a remote e-mail server over a network. Further, the incoming e-mail message is...
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...
7293063 System utilizing updated spam signatures for performing secondary signature-based analysis of a held e-mail to improve spam email detection  
A spam manager ( 101 ) receives ( 201 ) at least one e-mail ( 106 ) addressed to a domain ( 103 ). The spam manager ( 101 ) performs ( 203 ) a signature based analysis of received e-mail ( 106 ) to...
7293290 Dynamic detection of computer worms  
Methods, apparati, and computer-readable media for detecting malicious computer code in a host computer ( 1 ). A method embodiment of the present invention comprises the steps of determining ( 32 )...
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...
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...
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...
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...
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...
7287279 System and method for locating malware  
A system and method for managing malware is described. One embodiment is designed to receive an initial URL associated with a Web site; download content from that Web site; identify any obfuscation...
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...
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...
7284263 Rights management inter-entity message policies and enforcement  
The present invention provides the ability to compare and enforce policies between trusted entities within a rights management system. For example, policies between the two entities may be received...
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...
7281269 Methods, data structures, and systems to remotely validate a message  
Methods, data structures, and systems are provided to validate a message. A client receives a message in a first encrypted format. The message is decrypted and transferred to a remote server before...
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...
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...
7278019 Method of hindering the propagation of a computer virus  
A method of hindering the propagation of a computer virus on a computer network is disclosed. The computer network comprises a plurality of addressable connections capable of receiving data from at...
7272846 System and method for detecting and reporting cable modems with duplicate media access control addresses  
The detection of devices with duplicate media access controller (MAC) addresses in a cable network. A cable modem (CM) having a MAC address is connected by the cable network to a cable modem...
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...
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...
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...
7266844 Heuristic detection of polymorphic computer viruses based on redundancy in viral code  
Computer programs are analysed for the occurrence of redundant program instructions of program instruction using uninitialised variables. If the number of such instructions exceeds a threshold...
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...
7263616 Ultrasound imaging system having computer virus protection  
An ultrasound imaging system is provided with virus protection. Each file that enters the system (via the hard disk or the networking port) is scanned to detect the presence of any virus in the...
7263721 Password protection  
Defeating the ability of malicious code to record password entries made at a keyboard involves one or two separate strategies. In a first reactive strategy, a protection process executes on a...
7263561 Systems and methods for making electronic files that have been converted to a safe format available for viewing by an intended recipient  
System and methods of converting electronic files infected with a computer virus from a first format to a second, safe format and then making the converted electronic file available for viewing by...
7263617 Method and system for detecting a security violation using an error correction code  
A system and method for detecting a security violation using an error correction code. Some illustrative embodiments may be a method used in a computing system comprising reading a codeword...
7260839 System and method for secure wall  
A security wall, such as a firewall and a viruswall, is built easily which does not require firewall-dedicated hardware or viruswall-dedicated hardware nor, in a mobile information processing...
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...
7260847 Antivirus scanning in a hard-linked environment  
Computer-implemented methods, apparati, and computer-readable media for detecting malicious computer code in a file ( 2 ) associated with a computer ( 10 ). A method of the present invention...
7260725 Virus detection system  
A method of curing an encrypted computer virus present in a computer system includes analyzing encrypted data to determine at least one most frequently occurring encrypted byte in the encrypted...
7257842 Pre-approval of computer files during a malware detection  
A malware detection system seeking to identify computer viruses, worms, Trojans, banned files and the like acts to determine from the file name, file size and storage location of a computer file...
7257841 Computer virus infection information providing method, computer virus infection information providing system, infection information providing apparatus, and computer memory product  
The present invention provides a computer virus infection information providing system for providing infection information such as the time of infection to the users and thereby permitting the...
7251830 Process-based selection of virus detection actions system, method and computer program product  
A system, method and computer program product are provided for efficient on-access computer virus scanning of files. Initially, a process for accessing files is identified. Thereafter, virus...
7243373 On-access malware scanning  
An on-access malware scanner (anti-virus, e-mail scanner) is provided which determines whether a scan to be performed has above a threshold level of complexity and if so divides the scan into a...
Matches 251 - 300 out of 497 < 1 2 3 4 5 6 7 8 9 10 >