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Highphi


FAMU FSU College of Engineering

Last seen: 8 days ago Active since 2020

B.S. in Mechanical Engineering.
Masters in Industrial and Manufacturing Engineering

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RIPEMD160 Hash
Generator the RIPEMD160 hash given an input string and output the hexadecimal RIPEMD160 hash. For example: Input='My name is...

4 months ago

Solved


SHA256 Hashing
Conduct SHA256 hashing on a hexadecimal input to produce a 256-bit hexadecimal output. Example: hash = SHA256('aa') hash ...

4 months ago

Solved


Optimal Asymmetric Encryption Padding decoding of message for RSA Cryptography
EME-OAEP decoding by reversing the Feistel network using previously determined mask generation function (MGF1) and SHA-1 hashing...

5 months ago

Solved


Binary Array to Hex Representation
Given a binary array of bytes (lsb to msb), convert it into a hexadecimal representation (msb to lsb). For example: Input: [1 ...

5 months ago

Solved


Optimal Asymmetric Encryption Padding of message for RSA Cryptography
EME-OAEP encoding of input message using a Feistel network with SHA-1 hashing within the mask generation function (MGF1) (see pr...

5 months ago

Solved


Mask Generation Function (MGF1) for PKCS #1 Standard utilizing Optimal Asymmetric Encryption Padding for RSA Cryptography
Create Mask Generation Function (MGF1) from PKCS #1 v2.2 standard (B.2.1 page 50) at below link. Input will be character array (...

5 months ago

Solved


RSA decryption
Decrypt a large integer string using RSA decryption given the public key (n) and private key (d). Convert the large integer decr...

5 months ago

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RSA encryption using public key
Encrypt the message text by converting to uint8 matrix using UTF-8 representation. Convert uint8 matrix to a large integer strin...

5 months ago

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Create State Array for initiating SHA-3-224 Hash
Create binary represented state array (as the initial input to the sponge function (f)) from any length character array (N) with...

5 months ago

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Determine RSA keys (public and private) given two prime number character strings (p and q)
Given two prime number character strings (p and q), generate the RSA public and private keys (n and d) with e = 65537. The more ...

5 months ago

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String to Binary Representation
Given a string, convert it using UTF-8 into a binary array where each character or byte is arraigned low to high. For example: ...

5 months ago

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Numerical Integration
Input * |x0|, a real number greater than 0 Output * |I|, a numerical estimate of the integral x0 / I...

5 months ago

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Differential equations I
Given a function handle |f| an initial condition |y0| and a final time |tf|, solve numerically the differential equation dy...

5 months ago

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Make a Plot with Functions
Make a plot and test

5 months ago

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The Birthday Phenomenon
First off, leap years are not being considered for this. In fact the year that people are born shouldn't be taken into considera...

5 months ago

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Throwing Dice - Will You Be Eaten By The Dragon?
You and a dragon have agreed to let dice rolls determine whether it eats you or not. The dragon will roll a single die, of x ...

5 months ago

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Monte-Carlo integration
Write a function that estimates a d-dimensional integral to at least 1% relative precision. Inputs: * d: positive integer....

5 months ago

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Extract Built In Functions and Toolbox Functions from String or Function Handle
Find the Built-In functions and Toolbox functions in either a string or a function handle. Generate a string of alphabetized ...

5 months ago

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Count letters occurence in text, specific to words with a given length.
Build a function with two input arguments: a string and a word length (number of letters), that outputs a vector of counts of th...

5 months ago

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Alphabetize by last name
Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

5 months ago

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Data decompression
A chunk of data is to be 'decompressed'. Input: * compressed: a row vector of uint8 values. This is the compressed data. ...

5 months ago

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QWERTY coordinates
Given a lowercase letter or a digit as input, return the row where that letter appears on a standard U.S. QWERTY keyboard and it...

5 months ago

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Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

5 months ago

Solved


Word Distance - Sum
Let's suppose that the distance of a word can be calculated by summing the differences between its letters, having assigned the ...

5 months ago

Solved


Longest run of consecutive numbers
Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

5 months ago

Solved


Rescale Scores
Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...

5 months ago

Solved


Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

5 months ago

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