CN112090055A - Fairness desktop game digitization system and verification method - Google Patents

Fairness desktop game digitization system and verification method Download PDF

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Publication number
CN112090055A
CN112090055A CN202010960624.3A CN202010960624A CN112090055A CN 112090055 A CN112090055 A CN 112090055A CN 202010960624 A CN202010960624 A CN 202010960624A CN 112090055 A CN112090055 A CN 112090055A
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random
value
card sequence
player
hash
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涂先锋
涂平昊
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    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00—Games not otherwise provided for
    • A63F9/20—Dominoes or like games; Mah-Jongg games
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F13/00—Video games, i.e. games using an electronically generated display having two or more dimensions
    • A63F13/70—Game security or game management aspects
    • A63F13/75—Enforcing rules, e.g. detecting foul play or generating lists of cheating players
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0643—Hash functions, e.g. MD5, SHA, HMAC or f9 MAC
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00—Games not otherwise provided for
    • A63F9/20—Dominoes or like games; Mah-Jongg games
    • A63F2009/205—Mah-jongg games

Abstract

The invention discloses a digital verification method for fairness table games, which is applied to the field of table games and comprises the following specific steps: the host randomly generates a first random control value and receives at least one second random control value sent by the player terminal; respectively performing hash operation on the first random control value and the second random control value to obtain corresponding hash values; the host obtains a random card sequence according to a preset first function, wherein the first function is the mapping relation between the first random control value, the second random control value and the random card sequence; carrying out hash operation on the random card sequence to obtain a corresponding hash value; before game opening, showing the first random control numerical value, the second random control numerical value and the hash value of the random card sequence; at the end of the game, the player terminal may verify the hash value and whether the random card rank is consistent with the current random card rank. The invention ensures the fairness of the game process and avoids the occurrence of cheating.

Description

Fairness desktop game digitization system and verification method
Technical Field
The invention relates to the technical field of computers, in particular to a fairness desktop game digitization system and a fairness verification method.
Background
Entertainment has occupied more and more places in people's daily lives, and it is a matter of interest to utilize digital technology to provide more efficient and higher quality entertainment facilities and tools for people to improve their quality of life.
Although there are many desktop game systems implemented based on smart devices and robots, people have no way to verify their fairness and thus inevitably produce cheating activities using these systems, such as: automatic mahjong machines, automatic dealing machines, etc.
Therefore, how to provide a fairness digitizing system and verification method for a desktop game is an urgent problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the present invention provides a fairness desktop game digitization system and a fairness verification method, which implement randomness to the dealing process through a digital encryption technology, and enable each game participant to verify randomness, encrypt the communication process of the game process by the digital encryption technology to ensure the confidentiality of communication, etc. to ensure the fairness of the game process and avoid cheating.
In order to achieve the purpose, the invention adopts the following technical scheme:
the host randomly generates a first random control value and receives at least one second random control value sent by the player terminal;
respectively performing hash operation on the first random control value and the second random control value to obtain a corresponding hash value;
the host obtains a random card sequence according to a preset first function, wherein the first function is the mapping relation between the first random control value, the second random control value and the random card sequence;
carrying out hash operation on the random card sequence to obtain a corresponding hash value;
before game opening, showing the first random control numerical value, the second random control numerical value and the hash value of the random card sequence;
and at the end of the game, the player terminal can verify the hash value and whether the random card sequence is consistent with the current random card sequence.
Through the technical scheme, the invention has the technical effects that: the information transmitted in the interactive process of the host and the player terminal is encrypted information, so that the confidentiality of communication is ensured, and the player can verify the card dealing randomness in the game process according to the data displayed by the terminal.
Preferably, in the above-mentioned digital verification method for a fairness table game, the second random control value is one of a randomly generated value of the player terminal, a player selection value, or a value obtained by calculation of the randomly generated value of the player terminal and the player selection value.
Through the technical scheme, the invention has the technical effects that: the determination of the second random control value improves randomness and convenience.
Further, the hash function can mainly solve the following two problems: in a certain specific time, the original value of the specific hash value generated after the hash operation cannot be searched; after disclosing the original value, it can be easily verified whether the disclosed hash was generated from the original value. Therefore, the problem that the original value is disclosed in advance without being leaked and can be verified afterwards is solved.
Preferably, in the above-described method for digitally verifying a fairness table game, communication between the host and the player terminal is encrypted.
Preferably, in the above method for verifying fairness table game numericalness, the step of verifying the hash value specifically includes: verifying whether the hash values corresponding to the second random control values of the other player terminals are obtained by the second random control values.
Preferably, in the above method for digitally verifying a fairness table game, the step of verifying whether the random card sequence is consistent with the current random card sequence comprises:
and comparing the random card sequence with the hash value of the current random card sequence through hash operation.
Preferably, in the above method for digitally verifying a fairness table game, the step of verifying whether the random card sequence is consistent with the current random card sequence comprises:
and after the hash value corresponding to the second random control value is verified, calculating by using the first random control value and the second random control value through the first function to obtain a random card sequence, and comparing the random card sequence with the current random card sequence.
A fairness desktop game digitizing system, comprising: a host and at least one player terminal; and the player terminal and the host computer perform data interaction in a wired or wireless mode.
Preferably, in the above-mentioned fairness desktop game digitizing system, the host comprises:
the control module is used for coordinating and managing the cooperation of each module in the main sentence;
the host random generation module is used for generating a first random control value;
a host computer calculation module for calculating and generating a random card sequence according to the first random control value generated by the host computer random module and the second random control value sent by each player terminal; calculating the hash value of the random card sequence;
the host communication module is responsible for transmitting data to the player terminals, receiving the data transmitted by each player terminal and encrypting the data in the transmission process;
and the public display module is used for displaying the hash value of the current random card sequence, the hash value of the first random control numerical value and the hash value of the second random control numerical value.
Preferably, in the above-mentioned fairness desktop game digitizing system, the player terminal includes:
an independent input module for inputting a player selection value by a player;
a terminal random generation module for generating a player terminal generated value;
the terminal calculation module is used for obtaining a first random control numerical value according to the player terminal generation value generated by the terminal random generation module and the player selection value input by the player; calculating the hash value of the first random control value;
the terminal communication module is responsible for transmitting data to the host, receiving the data transmitted by the host and encrypting the data in the transmission process;
and the independent display module is used for displaying and receiving the subsequence sent by the host communication module.
According to the technical scheme, compared with the prior art, the digital desktop game digitization system and the verification method have the advantages that the card dealing process is randomized through the digital encryption technology, each game participant can verify the randomness, the communication process of the game process is encrypted through the digital encryption technology to ensure the confidentiality of the communication, and the like, so that the fairness of the game process is guaranteed, and cheating behaviors are avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a system framework of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a digital verification method for a fairness table game, which comprises the following specific steps as shown in figure 1:
the following takes playing cards as an example:
s1: the host randomly generates a first random control value RN0And receives at least one second random control value RN transmitted from the player terminalp；
The set of all possible sequences for the entire deck of playing cards is denoted as omega-omegai(i ═ 1, 2.., M) }, for ωiE omega, is a sequence in a full arrangement of 54 playing cards. Which represents a randomly washed poker deck. In particular, note
Figure BDA0002680417630000051
Figure BDA0002680417630000052
Wherein JOKER and JOKER represent the king and king, respectively.
Generating a first random control value RN by a host random generation module0；
The generation process uses the following algorithm:
s101: : remember that the temporary sequence A ═ ω1Recording a random sequence to be generated as B, wherein r represents the number of elements in A, and the initial value is 54;
s102: calling a random function RAND () to generate a random integer s between [1, r ];
s103: moving the element arranged at the position s in the A (namely the playing card corresponding to the suit) into the B as the last element of the sequence in the B;
s104: r-1 and returning to the step 2 until r is 0;
s105: let RN0Obtaining the first random control value RN as B0。
Wherein the second random control value RNpSelecting a value (or sequence, hereinafter collectively referred to as values) for each player; or a terminal random generation module of a player terminal used by the player generates a numerical value;
alternatively, each game participant selects a value RNp1At the same time, a random number RN is generated by a random generation module of a terminal used by the random generation modulep2From RNp1And RNp2Generating RNsp(P ═ 1,2,. cndot., P), P swimmingThe total number of participants in the game. The method comprises the following specific steps:
inputting any value RN at the terminal display module used by each game participantp1(p＝1,2,...，p)
The terminal random generation module of the player terminal used by each game participant calls a random function RAND () to generate RNp2；
RNp＝RNp1×RNp2(p＝1,2,...，p)。
S2: performing hash operation on the first random control value and the second random control value to obtain corresponding hash values;
wherein the current random card sequence is the system's set of all possible sequences from the entire deck of playing cards, omega, { omega }i(i ═ 1, 2.., M) } one of the sequences drawn randomly.
The hash operation is performed for the purpose of hash values after the hash operation on the public display module, and the hash (digest) function provides such a calculation process: inputting a string with a non-fixed length returns a string with a fixed length, also called a hash value (digest value).
That is, the hash value has an encrypted attribute and is displayed with confidentiality on the common display module during game play.
S3: the host obtains a random card sequence according to a preset first function, wherein the first function is the mapping relation between a first random control value, a second random control value and the random card sequence;
wherein the first function L ═ f { RN0,RN1,RN2,...，RNpThe function f and its value L have the following properties:
the first function f is agreed in advance, the rules of which are known a priori by each of the card hand participants.
All possible combination sequence sets of the whole deck are recorded as omega-omegai(i ═ 1, 2., M) }, set L ═ LiI 1, 2.., M } is a first function L ═ f { RN ═ RN0,RN1,RN2,...，RNpAll possible values of f, then q ═ L.
Thus, any possible combination of the entire deck of cards has a unique value of L corresponding thereto; any possible value of L has a unique combination of cards in the deck corresponding to it.
S4: before game opening, showing the first random control numerical value, the second random control numerical value and the hash value of the random card sequence;
s5: and at the end of the game, the player terminal verifies the hash value and whether the random card sequence is consistent with the current random card sequence.
Further, the second random control value is one of a player terminal generated value, a player selection value, or a value obtained by calculation of a terminal player generated value and a player selection value.
The fairness of the game can be better ensured by obtaining the value through calculation by the terminal player generated value and the player selection value, the player selection value and the terminal player generated value are obtained through calculation, the player autonomous selection and the player terminal generation are added, and the randomness of the second random control value is greatly improved.
Further, the communication between the host and the player terminal is encrypted.
Further, the specific step of verifying the hash value comprises: and verifying whether the hash value corresponding to the second random control numerical value of the other player terminal is obtained by the second random control numerical value.
The player can ensure the randomness of the second random control value generated by the player terminal corresponding to the player, and whether the hash value displayed on the public display terminal by other player terminals is obtained according to a preset method needs to be verified.
Further, the specific step of verifying whether the random card sequence is consistent with the current random card sequence is as follows:
and comparing the random card sequence with the hash value of the current random card sequence through hash operation.
Specifically, after the game is finished, the players know that the random card sequence of the game (which refers to the card sequence obtained by each player according to the number of the cards in the hand and the sequence) is subjected to hash operation and compared with the hash value of the current random card sequence given by the host (the card sequence obtained by the host before dealing).
Further, the specific step of verifying whether the random card sequence is consistent with the current random card sequence is as follows:
and after the hash value corresponding to the second random control value is verified, calculating by using the first random control value and the second random control value through a first function to obtain a random card sequence, and comparing the random card sequence with the current random card sequence.
The players can substitute the second random control numerical value and the first random control numerical value of each player into the first function to obtain a random card sequence, and compare the random card sequence with the current random card sequence given by the host, wherein the comparison can be manual comparison or comparison through an image recognition algorithm.
In particular, the host computing module follows the following rules and methods, according to the RN0And RNpWherein, the total number of people participating in the P game calculates the final whole deck sequence of the game.
Recording the number of the whole deck as t, wherein t is 54;
computing
Figure BDA0002680417630000081
According to LNpValue of (2), will sequence RN0Truncated into p subsequences DNpWhich satisfies DNpThe number of cards is LNpThe cards in the sequence are sequentially intercepted cards, their ordering in the subsequence and at RN0The same as above;
Figure BDA0002680417630000082
Figure BDA0002680417630000083
phi is an empty set;
will LNpSorting from small to large, marking as p' from small to large, and sorting the subsequences DN according to the sorting resultpSorting is carried out and is marked as DNp′；
The final whole deck sequence is calculated according to the following algorithm:
i in turn from each subsequence DNp' one card in, put in new sequence DN;
ii, when a certain subsequence has no cards, directly drawing the cards of the next subsequence;
iii, repeating the step i after all the subsequences are drawn, namely after one round of drawing is finished, until all the subsequences are drawn;
the iv sequence DN is the final whole card deck.
A fairness desktop game digitizing system, as shown in fig. 2, comprising: a host and at least one player terminal; the player terminal and the host computer perform data interaction in a wired or wireless mode.
Further, the host includes:
the control module is used for coordinating and managing the cooperation of each module in the main sentence;
the host random generation module is used for generating a first random control value;
the host computer computing module is used for computing and generating a random card sequence according to the first random control value generated by the host computer random module and the second random control value sent by each player terminal; calculating the hash value of the random card sequence;
the host communication module is responsible for transmitting data to the player terminals, receiving the data transmitted by each player terminal and encrypting the data in the transmission process;
and the public display module is used for displaying the hash value of the current random card sequence, the hash value of the first random control numerical value and the hash value of the second random control numerical value.
Further, the player terminal includes:
an independent input module for inputting a player selection value by a player;
a terminal random generation module for generating a player terminal generated value;
the terminal calculation module is used for obtaining a first random control numerical value according to the player terminal generation value generated by the terminal random generation module and the player selection value input by the player; calculating the hash value of the first random control value;
the terminal communication module is responsible for transmitting data to the host, receiving the data transmitted by the host and encrypting the data in the transmission process;
and the independent display module is used for displaying the subsequence sent by the receiving host communication module.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. A fairness desktop game digital verification method is characterized by comprising the following specific steps:
the host randomly generates a first random control value and receives at least one second random control value sent by the player terminal;
performing hash operation on the first random control value and the second random control value to obtain corresponding hash values;
the host obtains a random card sequence according to a preset first function, wherein the first function is the mapping relation between the first random control value, the second random control value and the random card sequence;
performing hash operation on the random card sequence to obtain a corresponding hash value;
before game opening, showing the first random control value, the second random control value and the hash value of the random card sequence;
and finally, the player terminal verifies whether the hash value and the random card sequence are consistent with the current random card sequence.
2. A fairness table game digital verification method as claimed in claim 1, wherein the first random control value is one of the player terminal generated value, player selected value, or a value obtained by calculation from the terminal player generated value and the player selected value.
3. A fairness digital verification method for table games according to claim 1, wherein communication between the host computer and the player terminal is encrypted.
4. The method of claim 1, wherein the step of verifying the hash value comprises:
verifying whether the hash values corresponding to the second random control values of the other player terminals are obtained by the second random control values.
5. A fairness table game digital verification method as claimed in claim 1, wherein the step of verifying whether the random card sequence is consistent with the current random card sequence includes the steps of:
and comparing the random card sequence with the hash value of the current random card sequence through hash operation.
6. A fairness table game digital verification method as claimed in claim 1, wherein the step of verifying whether the random card sequence is consistent with the current random card sequence includes the steps of:
and after the hash value corresponding to the second random control value is verified, calculating by using the first random control value and the second random control value through the first function to obtain a random card sequence, and comparing the random card sequence with the current random card sequence.
7. A fairness desktop game digitizing system, comprising: a host and at least one player terminal; and the player terminal and the host computer perform data interaction in a wired or wireless mode.
8. A fairness desktop game digitizing system as claimed in claim 7, wherein the host comprises:
the control module is used for coordinating and managing the cooperation of each module in the main sentence;
the host random generation module is used for generating a first random control value;
a host computer calculation module for calculating and generating a random card sequence according to the first random control value generated by the host computer random module and the second random control value sent by each player terminal; calculating the hash value of the random card sequence;
the host communication module is responsible for transmitting data to the player terminals, receiving the data transmitted by each player terminal and encrypting the data in the transmission process;
and the public display module is used for displaying the hash value of the current random card sequence, the hash value of the first random control numerical value and the hash value of the second random control numerical value.
9. A fairness table game digitizing system according to claim 7, wherein the player terminal comprises:
an independent input module for inputting a player selection value by a player;
a terminal random generation module for generating a player terminal generated value;
the terminal calculation module is used for obtaining a first random control numerical value according to the player terminal generation value generated by the terminal random generation module and the player selection value input by the player; calculating the hash value of the first random control value;
the terminal communication module is responsible for transmitting data to the host, receiving the data transmitted by the host and encrypting the data in the transmission process;
and the independent display module is used for displaying and receiving the subsequence sent by the host communication module.
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