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196 results about "Program security" patented technology

A security program is a documented set of your company's information security policies, procedures, guidelines, and standards. Your security program should provide a roadmap for effective security management practices and controls.

Security control method of intelligent television application program

The invention relates to software security control technology and discloses a security control method of intelligent television application programs, wherein the security of application software is monitored from a plurality of levels, thereby ensuring the security of application software downloaded and installed in an intelligent television terminal. The key points of the technical scheme are summarized as that an application program developer signs for the first time when packing and uploading the application program to an application program store platform; signature of the second time is performed after the application program store platform verifies the application program; the intelligent television terminal hands over a public key of the intelligent television terminal to the platform through a network connection platform, the software is encrypted using the public key at the platform and transmitted to the intelligent television terminal, the intelligent television terminal performs security verification to the application program, and the application program is installed after the verification is accepted. Legitimacy and security of application of the application program is ensured with such method, and such method is applicable for security control of the application software.
Owner:SICHUAN CHANGHONG ELECTRIC CO LTD

Method and device for verifying integrity of security critical data of program in process of running

ActiveCN102930185AAvoid attackIntegrity verification implementationProgram/content distribution protectionData setData integrity
The invention discloses a method and a device for verifying the integrity of security critical data of a program in the process of running. The method comprises the following steps: 1) indicating a security critical variable in the program, generating a security critical data set in the process of compiling, dividing a virtual address space of the program into a protected area and a non-protected area in the process of loading the program, loading the security critical data set to the protected area, and constructing an integrity verification tree for a virtual page of the protected area of the program; and 2) in the process of writing program data into a memory, updating a root verification value; and in the process of reading program data from the memory, generating a new root verification value, comparing the new root verification value with the original root verification value, if the two are equal, determining that the security critical data set is not tampered, otherwise, determining that the security critical data set is tampered. The device comprises a data integrity verification circuit, a root verification value storage module and a comparator. The method and the device disclosed by the invention have the advantages of high safety performance, strong attack prevention performance, small calculated amount, and less occupied storage space.
Owner:NAT UNIV OF DEFENSE TECH

Method and system for maintaining secure data input and output

Methods and systems for enhancing the security of data during input and output on a client computer system are provided to prevent attempts by unauthorized code to access, intercept, and / or modify data. Example embodiments provide a plurality of obfuscation techniques and security enhanced drivers that use these obfuscation techniques to prohibit unauthorized viewing / receiving of valid data. When the drivers are used together with the various obfuscation techniques, the security enhanced drivers provide mechanisms for “scheduling” the content of the storage areas used to store the data so that valid data is not available to unauthorized recipients. When unauthorized recipients attempt to access the “data,” they perceive or receive obfuscated data. The obfuscation techniques described include “copy-in,”“replace and restore,” and “in-place replacement” de-obfuscation / re-obfuscation techniques. In one embodiment, a security enhanced display driver, a security enhanced mouse driver, a security enhanced keyboard driver, and a security enhanced audio driver are provided. To complement the security enhancements, the methods and systems also provide for a watchdog mechanism to ensure that the driver is functioning as it should be and various user interface techniques for denoting security on a display device.
Owner:XSIDES

Method and system for maintaining secure data input and output

Methods and systems for enhancing the security of data during input and output on a client computer system are provided to prevent attempts by unauthorized code to access, intercept, and/or modify data. Example embodiments provide a plurality of obfuscation techniques and security enhanced drivers that use these obfuscation techniques to prohibit unauthorized viewing/receiving of valid data. When the drivers are used together with the various obfuscation techniques, the security enhanced drivers provide mechanisms for “scheduling” the content of the storage areas used to store the data so that valid data is not available to unauthorized recipients. When unauthorized recipients attempt to access the “data,” they perceive or receive obfuscated data. The obfuscation techniques described include “copy-in,”“replace and restore,” and “in-place replacement” de-obfuscation/re-obfuscation techniques. In one embodiment, a security enhanced display driver, a security enhanced mouse driver, a security enhanced keyboard driver, and a security enhanced audio driver are provided. To complement the security enhancements, the methods and systems also provide for a watchdog mechanism to ensure that the driver is functioning as it should be and various user interface techniques for denoting security on a display device.
Owner:XSIDES
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