Equipment and approach for making use of parity to encrypt data for defense

上一篇 / 下一篇  2019-12-18 11:28:27 / 個人分類:财经

The subsequent creation relates to the technological discipline of data encryption and, far more particularly, to an apparatus and approach for applying a parity procedure to encrypt details for protection.

As a result of the value of mental home, suppliers commonly encrypt facts associated for their mental assets (Ip), which includes systems, off-line to safeguard the data and shop the encrypted facts in non-volatile memory or storage medium to make sure that an unauthorized human being will not restore the data can, even though he / she gets the storage or storage medium while using the encrypted info.

U.S. patent six,408,073 issued to Hsu et al. for an "encryption circuit to shield info in read-only memory" discloses an encryption circuit for shielding info stored in read-only memory (ROM) by applying each a pseudo-random generator and an initial benefit seed 1 / seed two to encode ROM data to make encoded information. Even so, considering that encryption technological innovation makes use of random quantities as parameters, such a knowledge protection method demands a synchronous random range generator for decryption. In addition, it can take several random selection styles to correctly reduce an unauthorized man or woman from retrieving details or courses, which suggests that a pseudo-random amount generator calls for hugely intricate circuitry for encoding and decoding. Consequently, the associated fee will increase radically. In contrast, a straightforward pseudo-random number generator for coding and decoding may be used to save lots of charges, but in this manner information and programs could be easily accessed by an unauthorized human being.

The thing on the existing creation is usually to give a device in addition to a technique for implementing a parity operation to encrypt facts for defense, thereby avoiding the complicated pseudo-random generator during the prior art and as a consequence preserving charges, also given that the load on the processor Steer clear of state on the art and therefore enhance general performance.

In accordance with a single element of the present invention, there may be delivered an equipment for applying a parity operation to encrypt knowledge for defense. This system includes: a parity generator, a first parity level generator along with a parity insertion device. The parity generator generates a parity bit in accordance that has a date being output, the date comprising a plurality of bits. The initial parity stage generator generates an insertion position N (beneficial integer) for that parity in accordance using a predetermined algorithm. The parity inserting device inserts the parity bit right into a situation involving the (N-1) th and Nth bits of the day in accordance while using the insertion place N, thereby producing encrypted information.

In accordance with an additional aspect of the current invention, you can find furnished a way of implementing a parity procedure to encrypt facts for cover. This technique contains: (A) producing a parity bit in accordance which has a day being output, the date having a plurality of bits; (B) generating an insert place N (constructive integer) for the parity little bit in accordance that has a predetermined algorithm; (C) inserting the parity little bit into a placement amongst the (N-1) th and Nth bits of your date in accordance using the insert placement N generated in phase (B), thus generating encrypted information.

In accordance with but yet another object on the existing invention, there is offered an apparatus for implementing check bits to encrypt info for defense. This device comprises: a check little bit generator that generates p test bits by a examine algorithm unit in accordance with a details to become output, exactly where p is definitely an integer bigger than or equal to one; a primary verify little bit locale generator which generates insertion positions N 1 , ..., N p (a optimistic integer every single for N, p) for that p check bits in accordance by using a predetermined algorithm; and also a test little bit insertion unit which locations the p verify bits within a place in between the (N x -1) -th and (N x) -th bit of your information in accordance using the insertion positions N one , ..., N p , which have been created by the 1st verify little bit placement generator, where by x = one, ..., p, therefore producing an encrypted datais created.

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In accordance with an additional aspect of the present invention, there exists presented a technique of applying look at bits to encrypt facts for defense. This technique involves: (A) building p look at bits by a check algorithm system in accordance with a day to get output, where by p can be an integer increased than or equivalent to 1; (B) generating insertion positions N 1 , ..., N p (each and every a good integer for N, p) with the p test bits in accordance having a predetermined algorithm; and (C) inserting the p check bits each individual right into a place in between the (N x -1) th and (N x ) th bits of the details in accordance using the insert positions N 1 , ..., N pgenerated in move (B), where by x = one, ..., p, whereby the encrypted information is produced.

Temporary DESCRIpTION From the DRAWINGS
one Figure 3 is usually a block diagram of the equipment for making use of a parity operation to encrypt knowledge for defense in accordance while using the invention;

2 can be a circuit of the parity insertion device 1 in accordance with all the creation;

three is usually a circuit on the parity removing device 1 in accordance with all the invention;

4Figure 3 is usually a block diagram of the application in accordance while using the invention; and

5 Determine three is often a block diagram of a further software in accordance with all the creation.

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