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Elliptic curve cryptography explained

Elliptic Curve Cryptography Explained - Fang-Pen's coding not

Elliptic Curve Cryptography Explained Let's play a game. Now, let's play a game. Pick two different random points with different x value on the curve, connect... Move forward in warp speed. The trick we did to jump around curve for cutting loose enemies, it's not wise to do it... Let's meet at a. Elliptic curve cryptography is used to implement public key cryptography. It was discovered by Victor Miller of IBM and Neil Koblitz of the University of Washington in the year 1985. ECC popularly used an acronym for Elliptic Curve Cryptography. It is based on the latest mathematics and delivers a relatively more secure foundation than the first generation public key cryptography systems for example RSA Elliptic Curve Cryptography Explained. Fang-Pen Lin. Oct 7, 2019 · 2 min read. Recently, I am learning how Elliptic Curve Cryptography works. I searched around the internet, found so many. A (Relatively Easy To Understand) Primer on Elliptic Curve Cryptography The dawn of public key cryptography. The history of cryptography can be split into two eras: the classical era and the... A toy RSA algorithm. The RSA algorithm is the most popular and best understood public key cryptography. Elliptic Curve Cryptography Definition Elliptic Curve Cryptography (ECC) is a key-based technique for encrypting data. ECC focuses on pairs of public and private keys for decryption and encryption of web traffic. ECC is frequently discussed in the context of the Rivest-Shamir-Adleman (RSA) cryptographic algorithm

What is Elliptic Curve Cryptography? - Tutorialspoin

Simple explanation for Elliptic Curve Cryptographic algorithm (ECC) Elliptic Curve Cryptography (ECC) was discovered in 1985 by Victor Miller (IBM) and Neil Koblitz (University of Washington) as an alternative mechanism for implementing public-key cryptography Elliptic-curve cryptography ( ECC) is an approach to public-key cryptography based on the algebraic structure of elliptic curves over finite fields. ECC allows smaller keys compared to non-EC cryptography (based on plain Galois fields) to provide equivalent security

Elliptic Curve Cryptography Explained by Fang-Pen Lin

Bitcoin : Math Behind Bitcoin and Elliptic Curve

A (Relatively Easy To Understand) Primer on Elliptic Curve

  1. Learn more advanced front-end and full-stack development at: https://www.fullstackacademy.comElliptic Curve Cryptography (ECC) is a type of public key crypto..
  2. John Wagnon discusses the basics and benefits of Elliptic Curve Cryptography (ECC) in this episode of Lightboard Lessons.Check out this article on DevCentral..
  3. However, not all elliptic curves are suitable for cryptography, since in some cases the internal structure of an elliptic curve can be used to solve the discrete logarithm problem e ciently. The main question of this thesis is: What requirements does an elliptic curve need to meet in order to be considered 'safe for cryptographic purposes'
  4. ELLIPTIC CURVE CRYPTOGRAPHY From the very beginning, you need to know better about Elliptic curve cryptography (ECC). So, Elliptic curve cryptography is a helpful strategy for cryptography and an alternative method from the well-known RSA method for securities. It is a wonderful way that people have been using for past years for public-key encryption by utilizing the mathematics behind.

Elliptic Curve Cryptography (ECC) is the newest member of the three families of established public-key algorithms of practical relevanceintroduced in Sect. 6.2.3. However, ECC has been around since the mid-1980s. ECC provides the same level of security as RSA or discrete logarithm systems with considerably shorter operands (approximately160-256 bit vs. 1024-3072bit). ECC is based on the. In simple words, it's a function that is easy to compute in one direction but computationally difficult in the opposite direction. As a simple example is you need to find two prime numbers whose. Elliptic Curve Cryptography Georgie Bumpus. As promised (if you don't remember the promise, go back and re-read article 2 on RSA Cryptography), this is another trapdoor function used heavily in day-to-day life. It's considered to be even more secure than RSA, so the US government uses it to encrypt internal communications. It also provides signatures in iMessage and is used to prove.

Video: What is Elliptic Curve Cryptography? Definition & FAQs

With elliptic-curve cryptography, Alice and Bob can arrive at a shared secret by moving around an elliptic curve. Alice and Bob first agree to use the same curve and a few other parameters, and then they pick a random point G on the curve. Both Alice and Bob choose secret numbers (α, β). Alice multiplies the point G by itself α times, and Bob multiplies the point G by itself β times. In. To do elliptic curve cryptography properly, rather than adding two arbitrary points together, we specify a base point on the curve and only add that point to itself. For example, let's say we have the following curve with base point P: Initially, we have P, or 1•P. Now let's add P to itself. First, we have to find the equation of the line that goes through P and P. There are infinite. Elliptic Curve Cryptography Explained # cryptography # ellipticcurve. Fang-Pen Lin Oct 7, 2019 ・2 min read. Recently, I am learning how Elliptic Curve Cryptography works. I searched around the internet, found so many articles and videos explaining it. Most of them are covering only a portion of it, some of them skip many critical steps how you get from here to there. In the end, I didn't.

OK, a simpler explanation is to say that an elliptic curve is the curve (the graph) that is produced by the points satisfying an equation. Specifically, an equation looking something like this: y 2 = x 3 + ax + b. The graphs produced by equations like that look like this: There are two properties of these curves that are of special interest to us: The curve has horizontal symmetry (reflecting. Explain Elliptic Curve Cryptography With Example . May 7, 2018 DTN Staff. twitter. pinterest. google plus. facebook. Elliptic Curve Cryptography Tutorial. For multiplication of two integers i and j of bitlength b, the result will have a worst-case bitlength of 2b. After each multiplication operation the whole integer has to be taken modulo p. This is already non-trivial: Continuously.

Hello there. I have really enjoyed watching a lot of videos on solving CTFs and hacking. I am more than willing to learn, fail and learn again but as I have had no experience in CS I am not sure where to start Abstract Elliptic Curve Cryptography has been a recent research area in the field of Cryptography. It provides higher level of security with lesser key size compared to other Cryptographic techniques. A new technique has been proposed in this paper where the classic technique of mapping the characters to affine points in the elliptic curve has been removed

How Elliptic Curve Cryptography Works - Technical Article

Since I often have to explain what Elliptic Curve Cryptography exactly is, I decided to write this little introduction on the matter. Maybe this will get the attention of some of my students, and can perhaps get them more interested in the mathematical branch of finite fields in Algebra. Introduction. Elliptic Curve Cryptography (ECC) is a public key cryptography method, which evolved form. Elliptic Curve Cryptography satisfies all 4 conditions and is also particularly effective in doing so. Using ECC, the (x, y) coordinates of a point on the graph would be your public key, and the 384-bit random integer x would be your private key. It is also possible to prove to somebody that you know the value of x, without actually revealing what x is. This property further helps to satisfy.

How Elliptic Curve Cryptography Works - Technical Articles

Was ist Elliptische-Kurven-Kryptografie (Elliptic Curve

Elliptic Curve Cryptography: a gentle introduction

Elliptic Curve Cryptography - An Implementation Tutorial 5 s = (3x J 2 + a) / (2y J) mod p, s is the tangent at point J and a is one of the parameters chosen with the elliptic curve If y J = 0 then 2J = O, where O is the point at infinity. 8. EC on Binary field F 2 m The equation of the elliptic curve on a binary field Although elliptic curve cryptography hasn't yet reached the masses in terms of adoption, it has been said to be the next generation of cryptography. With it's ability to provide the same security as RSA while remaining much smaller in since, this make ECC an attractive alternative. As technology advances and computers become more powerful, the size of RSA keys will be forced to increase as the. Elliptic curve cryptography is far from being supported as a standard option in most cryptographic deployments. Despite three NIST curves having been standardized, at the 128-bit security level or higher, the smallest curve size, secp256r1, is by far the most commonly used. Many servers seem to prefer the curves de ned over smaller elds. Weak keys. We observed signi cant numbers of non-related. Elliptic Curve Cryptography: ECDH and ECDSA. This post is the third in the series ECC: a gentle introduction. In the previous posts, we have seen what an elliptic curve is and we have defined a group law in order to do some math with the points of elliptic curves. Then we have restricted elliptic curves to finite fields of integers modulo a prime Elliptic curve cryptography, just as RSA cryptography, is an example of public key cryptography. The basic idea behind this is that of a padlock. If I want to send you a secret message I can ask you to send me an open padlock to which only you have the key. I then put my message in a box, lock it with the padlock, and send it to you. The good thing about this approach is that the message can.

Basic explanation of Elliptic Curve Cryptography

A (relatively easy to understand) primer on elliptic curve

  1. The ECDSA (Elliptic Curve Digital Signature Algorithm) is a cryptographically secure digital signature scheme, based on the elliptic-curve cryptography (ECC). ECDSA relies on the math of the cyclic groups of elliptic curves over finite fields and on the difficulty of the ECDLP problem (elliptic-curve discrete logarithm problem). The ECDSA sign / verify algorithm relies on EC point.
  2. Many textbooks cover the concepts behind Elliptic Curve Cryptography (ECC), but few explain how to go from the equations to a working, fast, and secure implementation. On the other hand, while the code of many cryptographic libraries is available as open source, it can be rather opaque to the untrained eye, and it is rarely accompanied by detailed documentation explaining how the code came.
  3. to elliptic curve cryptography, leaving out such topics as pairings. 2. Public-Key Systems Over a Cyclic Group G We look at two cryptosystems in this section, one which provides a secure mes-saging channel over a public medium, and one which creates a secret shared key for further messaging using a private key system. We keep both of these as general as possible, considering just an abstract.
  4. Elliptic Curves and Cryptography Prof. Will Traves, USNA1 Many applications of mathematics depend on properties of smooth degree-2 curves: for example, Galileo showed that planets move in elliptical orbits and modern car headlights are more efficient because they use parabolic reflectors (see Exercise 1). In the last 30 years smooth degree-3 curves have been at the heart of significant.
  5. (4 marks) Explain at least four practical features of Elliptic curve algorithms (8 marks) • Describe basic advantages (at least two) of (ECC) as compared with RSA algorithm. (6 marks) • What are the potential vulnerabilities to elliptic curve cryptography? Describe at least 2 of them (4 marks) Note: Your summary should be between 200 and 300 words in length. You should include at least two.
  6. It begins with an explanation of traditional public key cryptography (i.e., cryptography over prime fields), introduces binary fields and elliptic curves, shows how to perform computations over elliptic curves, puts this together into ECC protocols, and then includes very useful implementaiton information. This book does a good job explaining not only how to use ECC algorithms, but why they.
  7. Elliptic Curve Cryptography. Mimblewimble relies entirely on Elliptic-curve cryptography (ECC), an approach to public-key cryptography. Put simply, given an algebraic curve of the form y^2 = x^3 + ax + b, pairs of private and public keys can be derived.Picking a private key and computing its corresponding public key is trivial, but the reverse operation public key -> private key is called the.

  1. This unit will cover elliptic curve cryptography. This approach to public-key cryptography is based on the algebraic structure of elliptic curves over finite fields. This unit includes examples of elliptic curves over the field of real numbers. The next unit will explain the Diffie-Hellman key exchange as the most important example of cryptographic protocol for symmetric key exchange. In the.
  2. To use the elliptic curves for asymmetric cryptography in a way similar to the DH key exchange, we will need to define an Abelian group that is based on the curve. To do this as a first step there needs to be a group operation *. For elliptic curves this operation is called addition and behaves as follows: To add two distinct points P 1 = (x 1,y 2) and P 2 = (x 2,y 2), connect the points in a.
  3. Elliptic curves, isogenies, and endomorphism rings Jana Sot akov a QuSoft/University of Amsterdam July 23, 2020 Abstract Protocols based on isogenies of elliptic curves are one of the hot topic in post-quantum cryptography, unique in their computational assumptions. This note strives to explain the beauty of the isogeny landscape to students in number theory using three di erent isogeny graphs.
  4. Elliptic Curve Cryptography (ECC) The History and Benefits of ECC Certificates. The constant back and forth between hackers and security researchers, coupled with advancements in cheap computational power, results in the need for continued evaluation of acceptable encryption algorithms and standards. RSA is currently the industry standard for public-key cryptography and is used in the majority.
  5. Elliptic curve cryptography offers the possibility of creating smaller keys and thus reduces storage and transmission requirements. A key based on elliptic curve cryptography can give the same level of security with a 256-bit key as an RSA algorithm with a 2048-bit key. The main reason for using elliptic curve cryptography was to facilitate the handling of public addresses of the Bitcoin protocol

What is the math behind elliptic curve cryptography

  1. Elliptic curve Cryptography and Diffie- Hellman Key exchange When Alice sends Bob the encrypted message, mgab, Bob applies (gab)-1 and recovers mgab(gab)-1 = m(1) = m
  2. Mathematics & Algorithm Projects for $10 - $30. Hi. I need some an expert in Elliptic Curve Cryptography to explain me the algorithm of ECC in math and how we implement it to cipher the message. because I have a project request me to understand t..
  3. identification and explanation without intent to infringe. Library of Congress Catag-in-Publication Data Handbook of elliptic and hyperelliptic curve cryptography / Scientific editors, Henri Cohen & Gerard Frey ; authors, Roberto M Avanzi [et. al.]. p. cm. - (Discrete mathematics and its applications
  4. Explanation: Elliptic curve cryptography (ECC) is an approach to public-key cryptography based on the algebraic structure of elliptic curves over finite fields. One of the main benefits in comparison with non-ECC cryptography (with plain Galois fields as a basis) is the same level of security provided by keys of smaller size. Tagged with . Diffie-Hellman Elliptic curve cryptography Encryption.

And finally, somewhere over there we have elliptic curve isogeny cryptography. Unfortunately, these fancy terms supersingular, elliptic curve, isogeny are bound to sound magical to the untrained ear. Our goal is to shed some light on this proposed type of post-quantum cryptography and bring basic understanding of these mythical isogenies to the masses. We will explain how elliptic curve. The two main changes for this edition are a new section on elliptic curve cryptography and an explanation of how elliptic curves played a role in the proof of Fermat's Last Theorem. the best place to start learning about elliptic curves. (Fernando Q. Gouvêa, MAA Reviews, maa.org, April, 2016) The book is an excellent introduction to elliptic curves over the rational numbers and. Elliptic curve cryptography (ECC) is a public key encryption technique based on an elliptic curve theory that can be used to create faster, smaller, and more efficient cryptographic keys 2 Elliptic Curve Cryptography 2.1 Introduction. If you're first getting started with ECC, there are two important things that you might want to realize before continuing: Elliptic is not elliptic in the sense of a oval circle. Curve is also quite misleading if we're operating in the field F p. The drawing that many pages show of a elliptic curve in R is not really what you need to think. In the past few years elliptic curve cryptography has moved from a fringe activity to a major challenger to the dominant RSA/DSA systems. Elliptic curves offer major advances on older systems such as increased speed, less memory and smaller key sizes. As digital signatures become more and more important in the commercial world the use of elliptic curve-based signatures will become all pervasive. This book summarizes knowledge built up within Hewlett-Packard over a number of years, and.

ECDSA is the algorithm, that makes Elliptic Curve Cryptography useful for security. Neal Koblitz and Victor S. Miller independently suggested the use of elliptic curves in cryptography in 1985, and a wide performance was gained in 2004 and 2005. It differs from DSA due to that fact that it is applicable not over the whole numbers of a finite field but to certain points of elliptic curve to define Public/Private Keys pair Elliptic Curve Public Key Cryptography. The curve is intersected by lines in 0, 1, 2, or 3 places Touching in 1 place, a line is tangent to the curve If (x,y) is on the curve, so is (x,­y) Restriction ensures right side/left side do not meet at origin Any two points generate a third point on the curve

Simple explanation for Elliptic Curve Cryptographic

  1. Abstract Protocols based on isogenies of elliptic curves are one of the hot topic in post-quantum cryptography, unique in their computational assumptions
  2. • What is Elliptic Curve Cryptography (ECC)? (4 marks) Explain at least four practical features of Elliptic curve algorithms (8 marks) • Describe basic advantages (at least two) of (ECC) as compared with RSA algorithm. (6 marks) • What are the potential vulnerabilities to elliptic curve cryptography? Describe at least 2 of them (4 marks) Note: Your summary should be between 200 and 300 words in length. You should include at least two references. Put the citations/references in a proper.
  3. Elliptic Curve Cryptography Mimblewimble relies entirely on Elliptic-curve cryptography (ECC), an approach to public-key cryptography. Put simply, given an algebraic curve of the form y^2 = x^3 + ax + b , pairs of private and public keys can be derived

number theory, but recently it is receiving more attention in cryptography. An elliptic curve is a two-dimensional (planar) curve defined by an equation involving a cubic power of coordinate x and a square power of coordinate y. One class of these curves is elliptic curves over finite fields, also called Galois fields. These elliptic curves are finit Elliptic curve cryptography (ECC) can provide the same level and type of security as RSA (or Diffie-Hellman as used in the manner described in Section 13.5 of Lecture 13) but wit To understand ECC, ask the company that owns the patents. Certicom. (Elliptic Curve Cryptography) > Elliptic Curve Cryptography (ECC) was discovered in 1985 by Victor Miller (IBM) and Neil Koblitz (University of Washington) as an alternative mecha.. Elliptic Curve Cryptography (ECC) is a public key cryptography. In public key cryptography each user or the device taking part in the communication generally have a pair of keys, a public key and a..

And yet elliptic curves have become a critical part of applied cryptography. Elliptic curves are very concrete. There are some subtleties in the definition—more on that in a moment—but they're essentially the set of point satisfying a simple equation. And yet a lot of extremely abstract mathematics has been developed out of necessity to study these simple objects. And while the objects. Signature Standard (FIPS 2000), and also elliptic curve cryptography (Koblitz 1987). Diffie-Hellman: Diffie-Hellman key exchange (D-H)[11] is a specific method of exchanging cryptographic keys. It is one of the earliest practical examples of key exchange implemented within the field of cryptography. Th

The origins of the elliptic curve cryptography date back to 1985 when two scientists N. Koblitz and V. Miller came up with the idea that it is possible to use the set of points defined by an elliptic curve over finite prime field in the crypto systems whose security is based on the discrete logarithm problem. Elliptic curve based crypto system The Handbook of Elliptic and Hyperelliptic Curve Cryptography introduces the theory and algorithms involved in curve-based cryptography. After a very detailed exposition of the mathematical.. Elliptic curve Cryptography and Diffie- Hellman Key exchange masquerading as Alice to Bob, and vice versa, allowing the attacker to decrypt (and read or store) then reencrypt the messages passed. The Handbook of Elliptic and Hyperelliptic Curve Cryptography introduces the theory and algorithms involved in curve-based cryptography. After a very detailed exposition of the mathematical background, it provides ready-to-implement algorithms for the group operations and computation of pairings. It explores methods for point counting and constructing curves with the complex multiplication.

In this article, my aim is to get you comfortable with elliptic curve cryptography (ECC, for short). This lesson builds upon the last one, so be sure to read that one first before continuing. The Magic of Elliptic Curve Cryptography. Finite fields are one thing and elliptic curves another. We can combine them by defining an elliptic curve over a finite field. All the equations for an elliptic. The ECDH (Elliptic Curve Diffie-Hellman Key Exchange) is anonymous key agreement scheme, which allows two parties, each having an elliptic-curve public-private key pair, to establish a shared secret over an insecure channel. ECDH is very similar to the classical DHKE (Diffie-Hellman Key Exchange) algorithm, but it uses ECC point multiplication instead of modular exponentiations

Elliptic-curve cryptography (ECC) is an approach to public-key cryptography based on elliptic curves over finite fields. Let's break down each concept and explain them. Public-key cryptography. Public-key cryptography purpose is to securely transmit a message over an insecure channel. That's means that only the person who receives the message can decipher it, and read it. Even if a malicious third-party intercept the message or discover the method of encryption, the message cannot be read Now in elliptic curve cryptography, we use groups de ned by elliptic curves to make up public key cryptosystems. It turns out, that the complex group structure makes these encryption schemes very secure at this time. Until now, there is no known algorithm that can crack cryptosystems over general elliptic curves in poly-nomial or subexponential time. Therefore, the group size can be kept. This talk will explain how to work with elliptic curves constructively to obtain secure and efficient implementations, and will highlight pitfalls that must be avoided when implementing elliptic-curve crypto (ECC). The talk will also explain what all the buzz in curve choices for TLS is about. This talk does not require any prior exposure to ECC

Elliptic Curve Cryptography. We explain ECC and show you the basics of how the math on an elliptic curve works. We look at basic mathematical operations on the elliptic curve and examine the complexity of performing those operations. Read Article. Generating Keys and Addresses. Next, we demonstrate how we use ECC to derive a public key from your private key and your address from your public. Textbook. Required: Elliptic Curves: Number Theory and Cryptography, 2nd edition by L. Washington. Online edition of Washington (available from on-campus computers; click here to set up proxies for off-campus access). There is a problem with the Chapter 2 PDF in the online edition of Washington: most of the lemmas and theorems don't display. similar ideas about elliptic curves and cryptography. 2. Elliptic Curves. An elliptic curve EK defined over a field K of characteristic # 2 or 3 is the set of solutions (x, y) e K2 to the equation (1) y2 = x3 + ax + b, a,b e K (where the cubic on the right has no multiple roots). More precisely, it is the set of such solutions together with a point at infinity (with homogeneous coordinates. Public-key Cryptography Elliptic Curves (Kurva Eliptik) Outline 1 Public-keyCryptography 2 EllipticCurves(KurvaEliptik) AljabardanGeometri AlgebraicGeometry Rizal Afgani Elliptic Curves Cryptography

Elliptic-curve cryptography - Wikipedi

HYBRID CRYPTO SYSTEM USING HOMOMORPHIC ENCRYPTION AND ELLIPTIC CURVE CRYPTOGRAPHY R. Hemanth Kumar, T. Arvind, V. Bharath Narayanan and Prabakeran Saravanan Department of Computer Science and Engineering, K.C.G college of Technology, India Abstract Providing security and privacy for the cloud data is one of the most difficult task in recent days. The privacy of the sensitive information ought. For elliptic-curve-based protocols, it is assumed that finding the discrete logarithm of a random elliptic curve element with respect to a publicly known base point is infeasible: this is the elliptic curve discrete logarithm problem (ECDLP). The security of elliptic curve cryptography depends on the ability to compute a point multiplication and the inability to compute the multiplicand. Elliptic Curve Cryptography recently gained a lot of attention in industry. The principal attraction of ECC compared to RSA is that it offers equal security for a smaller key size, thereby. Elliptic curve cryptography (ECC) can achieve relatively good security with a smaller key length, making it suitable for Internet of Things (IoT) devices. DNA‐based encryption has also been proven to have good security. To develop a more secure and stable cryptography technique, we propose a new hybrid DNA‐encoded ECC scheme that provides multilevel security. The DNA sequence is selected. In this post we would first explain how a Diffie Hellman key exchange works. Then we would dive deeper into the details of elliptic curves and its properties. Finally we would show how Elliptic Curves can be used for efficient key exchange. Motivation. Alice and Bob possess secret keys with themselves and would like to come up with a new shared secret which is known to both of them but is.

View elliptic curve cryptography explained.pdf from MATH 601 at Department Of Management Studies, Iit Delhi. Daily Update Algebraic Topics in Computing: Cryptography MATH 601, Spring 2020 If you n There are countless post-quantum buzzwords to list: lattices, codes, multivariate polynomial systems, supersingular elliptic curve isogenies. We cannot possibly explain in one hour what each of those mean, but we will do our best to give the audience an idea about why elliptic curves and isogenies are awesome for building strong cryptosystems for elliptic curves in characteristic 2 and 3; these elliptic curves are popular in cryptography because arithmetic on them is often easier to efficiently implement on a computer. 6.2 The Group Structure on an Elliptic Curve Let E be an elliptic curve over a field K, given by an equation y2 = x3 +ax+b. We begin by defining a binary operation + on E(K). Algorithm 6.2.1 (Elliptic Curve Group.

Video: What is Elliptic Curve Cryptography (ECC)? - Definition

Elliptic Curve Cryptography Explained | CryptoCoins Info Club

Secp256k1 - Bitcoin Wik

Elliptic curve cryptography (ECC) can achieve relatively good security with a smaller key length, making it suitable for Internet of Things (IoT) devices. DNA-based encryption has also been proven to have good security. To develop a more secure and stable cryptography technique, we propose a new hybrid DNA-encoded ECC scheme that provides multilevel security. The DNA sequence is selected, and. analyzing their resource efficiency are explained in detail in Section 4. Finally, Sect. 5 concludes the paper. 2 Elliptic Curve Arithmetic In this section the elliptic curve cryptography based on bi-nary field arithmetic is introduced. The general equation for a non-supersingular elliptic curveE over the binary finite field F2m is given by equation: E : y 2+xy = x3 +ax +b (1) Published by.

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