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Fast hash algorithm

xxHash - a hash algorithm as fast as memcp

  1. Algorithm xxHash was designed from the ground up to be as fast as possible on modern CPUs. It is not a strong cryptographic hash, such as the SHA family, but still passes the SMHasher test set with 10 points. Most simple hashes, such as FNV (see my posting, too), step through the input data byte-by-byte
  2. xxHash - Extremely fast hash algorithm xxHash is an Extremely fast Hash algorithm, running at RAM speed limits. It successfully completes the SMHasher test suite which evaluates collision, dispersion and randomness qualities of hash functions. Code is highly portable, and hashes are identical on all platforms (little / big endian)
  3. For this type of application, Adler32 is probably the fastest algorithm, with a reasonable level of security. For bigger files, you may calculate multiple hash values, for example one per block of 5 Mb of the file, hence decreasing the chances of errors (i.e. of cases when the hashes are same yet the file content differ)
  4. Node.js supports hashing data using three algorithms and two digests. If you just need a hash for a unique ID, and not cryptography, which one is the fastest? TLDR
  5. Fast-Hash: 32, 64 bits xorshift operations SpookyHash 32, 64, or 128 bits see Jenkins hash function: CityHash: 32, 64, 128, or 256 bits FarmHash: 32, 64 or 128 bits MetroHash: 64 or 128 bits numeric hash (nhash) variable division/modulo xxHash: 32, 64, 128 bits product/rotation t1ha (Fast Positive Hash) 64 and 128 bit

A Fast, Minimal Memory, Consistent Hash Algorithm John Lamping, Eric Veach We present jump consistent hash, a fast, minimal memory, consistent hash algorithm that can be expressed in about 5 lines of code Tabulation hashing, more generally known as Zobrist hashing after Albert Zobrist, an American computer scientist, is a method for constructing universal families of hash functions by combining table lookup with XOR operations. This algorithm has proven to be very fast and of high quality for hashing purposes (especially hashing of integer-number keys) FNV-1a algorithm. The FNV1 hash comes in variants that return 32, 64, 128, 256, 512 and 1024 bit hashes. The FNV-1a algorithm is: hash = FNV_offset_basis for each octetOfData to be hashed hash = hash xor octetOfData hash = hash * FNV_prime return hash Where the constants FNV_offset_basis and FNV_prime depend on the return hash size you want Hashing algorithms are helpful in solving a lot of problems. We want to solve the problem of comparing strings efficiently. The brute force way of doing so is just to compare the letters of both strings, which has a time complexity of O (min (n 1, n 2)) if n 1 and n 2 are the sizes of the two strings. We want to do better Creating a Fast Hash Function. Hash functions convert a stream of arbitrary data bytes into a single number. By the pigeon-hole principle, many possible inputs will map to the same output. However, if a hash function is chosen well, then it is difficult to find two keys that will hash to the same value. A very good hash function will have an output indistinguishable from a random number generator

Here is how it works, each hashing algorithm outputs at a fixed (specific) length. So for instance, one may hear about SHA-256, that means that the algorithm is going to output a hash value that is 256 bits, usually represented by a 64 character hexadecimal string. Every hash value is unique. If two various files produce the same unique hash value this is known as collision and it makes the. A hashing algorithm is a cryptographic hash function. It is a mathematical algorithm that maps data of arbitrary size to a hash of a fixed size. A hash function algorithm is designed to be a one-way function, infeasible to invert. However, in recent years several hashing algorithms have been compromised Fast to compute the hash value regardless of the data. Once hashing is done, it's almost impossible to generate a message in its original form. Should be able to avoid hash collisions. For every message, it has its hash value. Even a small change should make a change in the entire hash value. Also known as the avalanche effect. Here Are Some of the Popular Hashing Algorithms: 1. MD (Message. A hashing algorithm is a function that converts any input data into a fixed-length output known as a hash. It doesn't matter whether the input is a single letter, a page from a novel, or an entire set of encyclopedias. Each input will produce a unique output expressed as an alphanumeric string of uniform length

xxHash - Extremely fast hash algorith

Download dh256 fast hash algorithm for free. Fast 256 bit hash algorithm and simple command line utility. Also does sha-1 and sha-256 The half-byte/nibble algorithm is a sweet compromise: its look-up table contains only 16 entries for a total of 64 bytes and runs about three times faster than the best bitwise algorithm. The look-up table contains every 16th entry of the standard look-up table: lut[i] = Crc32Lookup[16*i Hopscotch Hashing. Here is the algorithm copied from wikipedia. This is how the collision is handled. If the empty entry's index j is within H-1 of entry i, place x there and return. Otherwise, find an item y whose hash value lies between i and j, but within H-1 of j. Displacing y to j creates a new empty slot closer to i. If no such item y exists, or if the bucket i already contains H items.

Die Abkürzung SHA steht für Secure Hash Algorithm. Es handelt sich um kryptografische Hashfunktionen, mit denen sich die Integrität digitaler Daten sicherstellen lässt. Oft wird der Secure Hash Algorithm auch als Fingerabdruck für digitale Daten bezeichnet. Mit Hilfe der Hashfunktion kann ein Prüfwert beliebiger digitaler Daten berechnet werden. Der Vergleich der Prüfwerte erzeugter und erhaltener Nachrichten ermöglicht es, Veränderungen oder Manipulationen zu erkennen. Der Secure. Hash functions are widely used, so it is desirable to increase their speed and security. This package provides two 'strong' (well-distributed and unpredictable) hash functions: a faster version of SipHash, and an even faster algorithm we call HighwayHash. SipHash is a fast but 'cryptographically strong' pseudo-random function by Aumasson and. Most importantly, if you're using hashing for password hasing, you should use key stretching, as using just one hash iteration is far too fast - and more importantly, is very likely to be much faster on an attacker's hardware than it is on your own (see empirical example, below), even if the attacker is a bored teenager with a single gaming video card. PBKDF2 (also known as PKCS #5 v2.0 and. Simple hashing algorithm. TL;DR: The algorithm receives a string as input, allocate another string to be the final digest, and start working on them. For each char on the digest (a null character on a first moment), it XORs it with every character from the original string, also XORing it with a set of random bytes that are specified in the.

A Fast, Minimal Memory, Consistent Hash Algorithm John Lamping, Eric Veach Google Abstract We present jump consistent hash, a fast, minimal memory, consistent hash algorithm that can be expressed in about 5 lines of code. In comparison to the algorithm of Karger et al., jum Routes data written to the object into the hash algorithm for computing the hash. HashFinal() When overridden in a derived class, finalizes the hash computation after the last data is processed by the cryptographic hash algorithm. Initialize() Resets the hash algorithm to its initial state. MemberwiseClone() Creates a shallow copy of the current Object. (Inherited from Object) ToString. The X11 hashing algorithm created by Dash core developer Evan Duffield. The X11 uses a sequence of eleven scientific hashing algorithms for the proof-of-work. One of the biggest benefits of using X11 algorithm is energy efficiency, GPUs require approximately 30% less wattage and run 30-50% cooler than they do with Scrypt. X11's hash rate is measured by MH/s: mega hashes per second, or one.

What is the fastest hash algorithm to check if two files

You can see that it's much faster and I'll explain why that is below. dense_hash_map is google::dense_hash_map which is the fastest hashtable I could find. sherwood_map is my old hashtable from my I Wrote a Faster Hashtable blog post. It's embarrassingly slow std::unordered_map and boost::unordered_map are self-explanatory. multi_index is boost::multi_index In software, hashing is the process of taking a value and mapping it to a random-looking value. Suppose you are given 64-bit integers (a long in Java). You might want to hash these integers to other 64-bit values. There are many good ways to achieve this result, but let me add some constraints: The hashing Continue reading Fast strongly universal 64-bit hashing everywhere Simple and Fast Hash Functions in Delphi. A Hash function returns a 32-bit (or sometimes 64-bit) integers for any given length of data. The function has to be as fast as possible and the collision should be as less as possible. In Delphi, you can have a Hash function defined as follows, which takes a pointer and a length, and returns a 32-bit. BLAKE2 — fast secure hashing SPECS | CODE | B2SUM Each algorithm produces a different hash value. BLAKE2b and BLAKE2s are designed to be efficient on a single CPU core (BLAKE2b is more efficient on 64-bit CPUs and BLAKE2s is more efficient on 8-bit, 16-bit, or 32-bit CPUs). BLAKE2bp and BLAKE2sp are designed to be efficient on multicore or SIMD chips, by processing the input in parallel. Hash Function Efficiency. This is the measure of how efficiently the hash function produces hash values for elements within a set of data. When algorithms which contain hash functions are analyzed it is generally assumed that hash functions have a complexity of O (1), that is why look-ups for data in a hash-table are said to be on average of O.

What is the fastest node

Hash functions Separate Chaining Linear Probing Double Hashing Hashing Algorithms 2 Records with keys (priorities) basic operations • insert • search • create • test if empty • destroy • copy Problem solved (?) • balanced, randomized trees use O(lg N) comparisons Is lg N required? • no (and yes) Are comparisons necessary? • no Symbol-Table ADT not needed for one-time use but. For dictionaries/hash tables you'd typically use a very fast hash algorithm like xxHash, murmurHash, etc. Those are tuned for speed but can have collisions (typically they have very short outputs - 32 or 64 bits - so that they're easy to compare and compute with). For cryptographic purposes (authenticity, integrity) you'd use a medium speed algorithm like SHA2/3, Blake2/3, etc. which are. Eine Hash-Funktion wandelt einen Input (z. B. Text) in eine Bytefolge mit fester Länge und Struktur um. Der erstellte Output oder der erstellte Wert wird als Hash-Wert oder Prüfsumme bezeichnet. Jeder Hash-Wert, der mit einem bestimmten Hashing-Algorithmus aus Daten erstellt wird, hat immer die gleiche Länge

List of hash functions - Wikipedi

Hashing Algorithms. Enter hashing algorithm, a fundamental part of cryptography, which refers to chopping data into smaller, mixed up pieces which makes it difficult for the end user to go back to the original text/state. A hash function is an algorithm that generates a fixed-length result or hash value from a specific input data. It is. Which between the two encryption algorithms AES(Twofish(Serpent)) and Serpent(Twofish(AES)) is most secure and which hash algorithm to use between SHA-512, Whirlpool, SHA-256, and Streebog? And what would you personally use? I know this probably isn't a good question, but I ask anyway because I'm curious to know, please don't bash me too hard guys.. veracrypt. Share. Improve this question. Algorithmic Improvements for Fast Concurrent Cuckoo Hashing Xiaozhou Li1, David G. Andersen2, Michael Kaminsky3, Michael J. Freedman1 1Princeton University, 2Carnegie Mellon University, 3Intel Labs Abstract Fast concurrent hash tables are an increasingly important building block as we scale systems to greater numbers of core Note to readers: This is a non-crypto hash algorithm. It's not meant to be cryptographically secure, but collision is rare enough for databases and similar applications, and is really fast. A real crypto hash like SipHash or BLAKE is already considered lightning fast (1-3 GB/s) in crypto applications, but XXH is faster than a RAM sequential read (30+ GB/s). MR4D 7 months ago. So, does this. Hash Algorithms Driven by the slowness of RSA in signing a message. The idea was to create (relatively fast) a digest of a message and sign that. This was the origin of MD and MD2 algorithms by Ron Rivest In 1989. Merkle developed SNEFRU in 1990. It was many times faster than MD2. This prompted Rivest in 1990 to create MD4 which exploited microprocessor operations on newer chips. SNEFRU was.

[1406.2294] A Fast, Minimal Memory, Consistent Hash Algorith

Hash tables provide a fast way to maintain a set of keys or map keys to values, even if the keys are objects, like strings. They are such a ubiquitous tool in computer science that even incremental improvements can have a large impact. The potential for optimization led to a proliferation of hash table implementations inside Facebook, each with its own strengths and weaknesses. To simplify the. all algorithms ordered by the time it takes to complete. The data is created with a standardized script which generates a 1024 characters long string and outputs hashes with all available algorithms for it. I think those lists are quite helpful if you are searching for either a very short hash or maybe a hash that is very computed very fast N-Hash wurde 1990 bei Nippon Telephone and Telegraph entwickelt. Der Algorithmus ähnelt dem Blockchiffriersystem FEAL (Nippon T&T). N-Hash gilt als unsicher. FFT-Hash ist eine Hashfunktion auf der Basis der Fast-Fourier-Transformation. Sie wurde von Schnorr 1991 erstmals vorgestellt, aber bald geknackt. Später folgte eine zweite Version The block hash algorithm divides the image into blocks and generates a value for each block, either 1 or 0. These values are combined serially from left to right into a hash. As we need a 64 bit hash, we divide the image into 64 blocks. As the block hash algorithm does neither grayscale conversion nor does it scale the image down, it was initially rather slow, especially when processing larger.

SHA256 hashing algorithm generates unique fixed sized 256 bit hash. This function makes it suitable for checking the data integrity. It is used in different applications like for example digital signatures, password validation, challenge hash authentication, anti-tamper and blockchain. Using this algorithm one can determine the data's integrity. That is the the user can ensure that the data. Filed under Algorithms. Hash functions: An empirical comparison. Hash tables are popular data structures for storing key-value pairs. A hash function is used to map the key value (usually a string) to array index. The functions are different from cryptographic hash functions, because they should be much faster and don't need to be resistant to preimage attack. Hashing in large databases is. Hashing algorithms are an important weapon in any cryptographer's toolbox. They are everywhere on the internet, mostly used to secure passwords, but they also make up an integral part of most cryptocurrencies such as Bitcoin and Litecoin.. The main feature of a hashing algorithm is that it is a one-way function - you can get the output from the input but you can't get the input from the. If profiling shows that hashing is hot, and HashDoS attacks are not a concern for your application, the use of hash tables with faster hash algorithms can provide large speed wins. rustc-hash provides FxHashSet and FxHashMap types that are drop-in replacements for HashSet and HashMap. Its hashing algorithm is low-quality but very fast, especially for integer keys, and has been found to out. What is Hashing Algorithm? The word Hashing algorithms explain that they are encryption algorithms. Though, there is a little of which is used more often than others. The most common hashing algorithms might be consisting of MD5, SHA-1, SHA-2, NTLM, and LANMAN

Secure Hash Algorithms, also known as SHA, are a family of cryptographic functions designed to keep data secured. It works by transforming the data using a hash function: an algorithm that consists of bitwise operations, modular additions, and compression functions. The hash function then produces a fixed-size string that looks nothing like the original hashgraph consensus algorithm, and proves Byzantine fault tolerance, under the strongdefinition. No deterministic Byzantine system can be completely asynchronous, with un-bounded message delays, and still guarantee consensus, by the FLP theorem [3]. But it is possible for a nondeterministic system to achieve consensus with prob-ability one. The hashgraph consensus algorithm is completely. Hash tables are used as they are very fast to access and process the data. There are many chances of collisions while calculating the index using a hash function. We should always look for the methods that will help in preventing the collision. So one needs to be very careful while implementing it in the program. Recommended Articles. This is a guide to C++ Hash Table. Here we also discuss the. Evaluating Hashing Algorithms. There are many hashing algorithms that people have used to hash passwords. Two of the most common hashing algorithms you may have come across are MD5 and the SHA-* family of algorithms (SHA-1, SHA-2, SHA-3), but there are several reasons not to use these. For starters, they are extremely fast. In most areas of. It is the fastest of all the .NET hashing algorithms, but it uses a smaller 128-bit hash value, making it the most vulnerable to attack over the long term. MD5 has been shown to have some partial collisions and is not likely to be able to withstand future attacks as hardware capabilities increase. Nevertheless, for now it the most commonly used hashing algorithm. SHA is an algorithm designed.

Hash function - Wikipedi

Data Structure and Algorithms - Hash Table. Hash Table is a data structure which stores data in an associative manner. In a hash table, data is stored in an array format, where each data value has its own unique index value. Access of data becomes very fast if we know the index of the desired data In this tutorial, we will learn about Secure Hash Algorithms (SHA) in Python. First, let's check out the basics. The hash function: Hash function is used in cryptography to secure a message by encoding it. It takes input of any length and maps it into a fixed size. Every message should have a unique hash value. A small change in the message should extensively change the hash value. Further.

How to implement a simple hash table in JavaScript

security - Which hashing algorithm is best for uniqueness

Commonly used hashing algorithms include Message Digest (MDx) algorithms, such as MD5, and Secure Hash Algorithms (SHA), such as SHA-1 and the SHA-2 family that includes the widely used SHA-256 algorithm. Later on, we are going to learn about the strength of these algorithms and how some of them have been deprecated due to rapid computational advancements or have fallen out of use due to. Online hash calculator. Calculates the hash of string using various algorithms. Algorithm: md2 md4 md5 sha1 sha224 sha256 sha384 sha512 ripemd128 ripemd160 ripemd256 ripemd320 whirlpool tiger128,3 tiger160,3 tiger192,3 tiger128,4 tiger160,4 tiger192,4 snefru snefru256 gost gost-crypto adler32 crc32 crc32b fnv132 fnv1a32 fnv164 fnv1a64 joaat. Any recommendations on a fast way to generate a hash of a file using .Net? It doesn't need to be secure, it just needs to be fast. · ¿Are you experiencing any performance problems from the Managed or Unmanaged Hash algorithms in System.Security.Cryptography? In theory, they should all compute the hash much faster that it is possible to read.

Cryptographic hashing algorithms provide one way to do this. A hashing algorithm takes a series of bytes (such as the bytes of a file), performs a calculation using those bytes, and produces an output value of a fixed size (e.g., 128 bits, 160 bits). The goal of these hashing algorithms is that no two inputs should produce the same output. Two common hashing algorithms are the Message Digest 5. Fast Supervised Discrete Hashing (FSDH) uses a very simple yet effective regression of the class labels of training examples to the corresponding hash code to accelerate the algorithm. Encouraged by CNN's strong learning capabilities, Convolutional Neural Network Hashing (CNNH) [ 15 ] pushes the CNN-based depth hashing algorithm to the forefront of scientific research xxHash is an Extremely fast Hash algorithm, running at RAM speed limits. It successfully completes the SMHasher test suite which evaluates collision, dispersion and randomness qualities of hash functions. Code is highly portable, and hashes are identical on all platforms (little / big endian) Hypertext Transfer Protocol (HTTP) Digest Algorithm Values Created 2002-01-03 Last Updated 2015-10-02 Available Formats XML HTML Plain text. Registries included below. HTTP Digest Algorithm Values; Hash Algorithms for HTTP Digest Authentication; HTTP Digest Algorithm Values Registration Procedure(s) RFC Required or Specification Required Expert.

String Hashing - Competitive Programming Algorithm

Creating a Fast Hash Function - locklessinc

Best Encryption and Hashing Algorithms - Geeky Human

Hash-based algorithms. Hash algorithms have been around for decades and are used for applications such as table lookups. For example, you can use a person's name and address as a hash key used by a hash algorithm. The output of the hash algorithm will be a pointer into a table where the person's information will be stored. Later, when you want to retrieve a given persons information, you. Search algorithms that use hashing consist of two separate parts. The first step is to compute a hash function that transforms the search key into an array index. Ideally, different keys would map to different indices. This ideal is generally beyond our reach, so we have to face the possibility that two or more different keys may hash to the same array index. Thus, the second part of a hashing. Tiger is a fast new hash function, designed to be very fast on modern computers, and in particular on the state-of-the-art 64-bit computers (like DEC-Alpha), while it is still not slower than other suggested hash functions on 32-bit machines (well, not any more, after MD5 and SHA-1 were broken). On DEC-Alpha, Tiger hashes more than 132Mbits per second (measured on Alpha 7000, Model 660, on one. Hashing algorithms are mathematical functions that converts data into a fixed length hash values, hash codes, or hashes. The output hash value is literally a summary of the original value. The most important thing about these hash values is that it is impossible to retrieve the original input data just from hash values.. Now, you may be thinking, then what's the benefit of using hashing.

Currently, SHA-2 hashing is widely used as it is being considered as the most secure hashing algorithm in the cryptographic arena. SHA-3 is the latest secure hashing standard after SHA-2. Compared to SHA-2, SHA-3 provides a different approach to generate a unique one-way hash, and it can be much faster on some hardware implementations The hash function Keccak-256, which is used in the Ethereum blockchain, is a variant of SHA3-256 with some constants changed in the code. The hash functions SHAKE128(msg, length) and SHAKE256(msg, length) are variants of the SHA3-256 and SHA3-512 algorithms, where the output message length can vary. Examples of SHA3 hashes That hash algorithm, when it is used as first step of a signature generation or verification algorithm, will be called signature hash algorithm. When we say something like RSA/SHA-256, we mean RSA signature, with SHA-256 as accompanying hash function. A thumbprint algorithm is another name for a hash function

Hashing Algorithms Jscrambler Blo

What is Hashing Algorithm & How Does It Work? - AboutSS

our hash join algorithm and the considerations for parallelization. Section 5 describes our sort-merge join implementation and the considerations for parallelization. Section 6 presents the results on the two join implementations. Section 7 discusses architecture im-provements that are beneficial to both join algorithms and di scusses future architecture trends that would influence the. Hashes generated from MD5 are prone to Hash collisions, which means by carefully tweaking a few bits of data before feeding to the algorithm and with the help of recent advancements in the processors field which lead to faster computing powers, researchers were able to produce the same hash for two different images Faster Sorting Algorithm Part 2 | Probably Dance. This is a follow up to my previous blog post about writing a faster sorting algorithm. I'm using this as a chance to go into detail on topics that I was asked about in the comments: I'll clear up some misunderstandings and go into future work that needs to happen with this algorithm

SHA256 (20%), The SHA (Secure Hash Algorithm) is one of a number of cryptographic hash functions. A cryptographic hash is like a signature for a text or a data file. SHA-256 algorithm generates an almost-unique, fixed size 256-bit (32-byte) hash. Hash is a one way function - it cannot be decrypted back. This makes it suitable for password validation, challenge hash authentication, anti. Hashing algorithms explained. Hashing algorithms are functions that take a certain amount of data (i.e. a file) and calculate a unique, reproducible, fixed-length hash value, typically a relatively short hexadecimal (hex) value (consisting of digits and the characters from A to F) out of any given payload data, e.g. file. Already the smallest changes in the payload data result in a. [30] propose a supervised hashing approach to learn binary hashing codes for fast image retrieval through deep learning and demonstrate state-of-the-art retrieval per-formance on public datasets. However, in their pre-processing stage, a matrix-decomposition algorithm is used for learning the representation codes for data. It thus re

My Google Hash Code 2019 Experience!

I ran a benchmark of all the hash algorithms available in the .NET framework. I found that all hash functions are very fast with the slowest computing over 100,000 hashes per second and that sha-256 is actually faster than sha-1. Conclusion. Do not use any of these functions for passwords; use instead functions that are designed to be slow such as bcrypt. Never use MD5. It was broken many. Abstract —Recently, a fast and secure hash function SFHA - 256 has been proposed and claimed as more secure and as having a better performance than the SHA - 256. In this paper an improved version of SFHA - 256 is proposed and analyzed using two parameters, namely the avalanche effect and uniform deviation. The experimental results and further analysis ensures the performance of the. Hash Algorithm. Hash function, or hash algorithm, is a method creating digital finger print from any kind of data. Hash function compresses message or data into a digested version to shrink the data into a fixed data size. This function disorganizes and remixes data, rebuilding a data fingerprint as a hash value. Hash value is always represented by a short string consisting of random letters.

Hash function algorithms are widely used to provide security services of integrity and authentication, being SHA-2 the latest set of hash algorithms standardized by the US Federal Government. The main computation block in SHA-2 algorithms is governed by a loop with high data dependence for which several implementation strategies are explored in this work as well as designs efficiently mapped. Authentication Algorithms. Authentication algorithms verify the data integrity and authenticity of a message. Fireware supports three authentication algorithms: HMAC-MD5 (Hash Message Authentication Code — Message Digest Algorithm 5) MD5 produces a 128-bit (16 byte) message digest, which makes it faster than SHA1 or SHA2. This is the least.

Salted secured hash algorithm helps protect password hashes against dictionary attacks by introducing additional randomness. Password hash salting is when random data - a salt - is used as an additional input to a hash function that hashes a password. The goal of salting is to defend against dictionary attacks or attacks against hashed passwords using a rainbow table Algorithmic improvements for fast concurrent Cuckoo hashing. Pages 1-14 . Previous Chapter Next Chapter. ABSTRACT. Fast concurrent hash tables are an increasingly important building block as we scale systems to greater numbers of cores and threads. This paper presents the design, implementation, and evaluation of a high-throughput and memory-efficient concurrent hash table that supports. General hashing algorithms (eg, MD5, SHA-1/256/512) are not recommended for password storage. Instead an algorithm specifically designed for the purpose should be used. What we need is a hashing algorithm which was designed from the ground up with speed in mind, not fast speed, but slow speed F14 helps the hash tables provide a faster way for maintaining a set of keys or map keys to values, even if the keys are objects, like strings. The team at Facebook aimed at simplifying the process of selecting the right hash table with the help of F14. The algorithm F14 focuses on the 14-way probing hash table within Folly, Facebook's open. A fast-to-sync/search and space-optimized replication algorithm written in rust, The Nun-db data replication model. I have been working on Nun-db as a side project for over two years. Finally, in June 2020, I got it running as the unique real-time database for my main application. In the post, I shared that milestone. Since then, a couple of other applications have been starting using Nun-db.

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