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Risks?","featured_image_id":null,"status":"published","chapter_id":7,"language":"en","order":8,"modified_content":null,"preview_url":"https://www.bitdegree.org/crypto/learn/investing-in-cryptocurrency","featured_image":null,"youtube_video":null},{"slug":"what-is-a-rug-pull-in-crypto","title":"What is a Rug Pull in Crypto?","featured_image_id":6532,"status":"published","chapter_id":7,"language":"en","order":9,"modified_content":null,"preview_url":"https://www.bitdegree.org/crypto/learn/what-is-a-rug-pull-in-crypto","featured_image":{"id":6532,"uuid":"be8043fb-078c-4487-9af9-d2d9c2b574ea","public_url":"https://assets.bitdegree.org/crypto/storage/media/what-is-a-rug-pull-in-crypto.o.jpg","path":"crypto/storage/media/what-is-a-rug-pull-in-crypto.o.jpg","original_path":"crypto/storage/media/what-is-a-rug-pull-in-crypto.jpg","name":"what-is-a-rug-pull-in-crypto.o.jpg","original_name":"what-is-a-rug-pull-in-crypto.jpg","title":null,"alt":null,"width":768,"height":478,"disk":"spaces","status":"uploaded","readable_file_size":"92.28KB"},"youtube_video":null},{"slug":"how-to-avoid-rug-pulls-in-crypto","title":"How to Spot and Avoid Rug Pulls?","featured_image_id":6555,"status":"published","chapter_id":7,"language":"en","order":10,"modified_content":null,"preview_url":"https://www.bitdegree.org/crypto/learn/how-to-avoid-rug-pulls-in-crypto","featured_image":{"id":6555,"uuid":"80cbed9d-3b4b-45d9-9a85-d2d8108c0f32","public_url":"https://assets.bitdegree.org/crypto/storage/media/how-to-avoid-rug-pulls.o.jpg","path":"crypto/storage/media/how-to-avoid-rug-pulls.o.jpg","original_path":"crypto/storage/media/how-to-avoid-rug-pulls.jpg","name":"how-to-avoid-rug-pulls.o.jpg","original_name":"how-to-avoid-rug-pulls.jpg","title":null,"alt":null,"width":768,"height":478,"disk":"spaces","status":"uploaded","readable_file_size":"111.99KB"},"youtube_video":null},{"slug":"how-to-avoid-crypto-taxes","title":"The Key Legal Techniques of Avoiding Crypto Taxes","featured_image_id":6526,"status":"published","chapter_id":7,"language":"en","order":11,"modified_content":null,"preview_url":"https://www.bitdegree.org/crypto/learn/how-to-avoid-crypto-taxes","featured_image":{"id":6526,"uuid":"1e44162c-ef1d-4010-81b4-9e8d1809aedf","public_url":"https://assets.bitdegree.org/crypto/storage/media/how-to-avoid-crypto-taxes.o.jpg","path":"crypto/storage/media/how-to-avoid-crypto-taxes.o.jpg","original_path":"crypto/storage/media/how-to-avoid-crypto-taxes.jpg","name":"how-to-avoid-crypto-taxes.o.jpg","original_name":"how-to-avoid-crypto-taxes.jpg","title":null,"alt":null,"width":768,"height":478,"disk":"spaces","status":"uploaded","readable_file_size":"99.10KB"},"youtube_video":null}]},{"id":8,"title":"Crypto Analysis","slug":"crypto-analysis","updated":null,"chapter":"https://assets.bitdegree.org/crypto/assets/crypto-book/chapters/learn-crypto-analysis.jpg","chapter_simple":"https://assets.bitdegree.org/crypto/assets/crypto-book/chapters-simple/crypto-analysis-101.jpg","rating":100,"sections":[{"slug":"what-is-bullish-and-bearish","title":"Bearish and Bullish Markets: Do They Matter?","featured_image_id":null,"status":"published","chapter_id":8,"language":"en","order":1,"modified_content":null,"preview_url":"https://www.bitdegree.org/crypto/learn/what-is-bullish-and-bearish","featured_image":null,"youtube_video":null},{"slug":"best-technical-analysis-indicators-for-crypto","title":"5 Best Crypto Technical Analysis Indicators You Must Know About","featured_image_id":null,"status":"published","chapter_id":8,"language":"en","order":2,"modified_content":null,"preview_url":"https://www.bitdegree.org/crypto/learn/best-technical-analysis-indicators-for-crypto","featured_image":null,"youtube_video":null},{"slug":"what-is-candlesticks","title":"Technical Analysis: What are Candlesticks, Trendlines, and Patterns?","featured_image_id":null,"status":"published","chapter_id":8,"language":"en","order":3,"modified_content":null,"preview_url":"https://www.bitdegree.org/crypto/learn/what-is-candlesticks","featured_image":null,"youtube_video":null},{"slug":"how-to-track-new-crypto-coins","title":"Crypto Tracking: How to Track Your Favorite Coins & Tokens?","featured_image_id":null,"status":"published","chapter_id":8,"language":"en","order":4,"modified_content":null,"preview_url":"https://www.bitdegree.org/crypto/learn/how-to-track-new-crypto-coins","featured_image":null,"youtube_video":null},{"slug":"how-to-research-crypto","title":"Crypto Research Fundamentals & Social Signals: Your Daily Trading Strategy","featured_image_id":null,"status":"published","chapter_id":8,"language":"en","order":5,"modified_content":null,"preview_url":"https://www.bitdegree.org/crypto/learn/how-to-research-crypto","featured_image":null,"youtube_video":null}]},{"id":9,"title":"Mining","slug":"mining","updated":false,"chapter":"https://assets.bitdegree.org/crypto/assets/crypto-book/chapters/learn-crypto-mining.jpg","chapter_simple":"https://assets.bitdegree.org/crypto/assets/crypto-book/chapters-simple/crypto-mining-101.jpg","rating":80,"sections":[]},{"id":10,"title":"Crypto Terms","updated":false,"chapter":"https://assets.bitdegree.org/crypto/assets/crypto-book/chapters/crypto-101-glossary.jpg","chapter_simple":"https://assets.bitdegree.org/crypto/assets/crypto-book/chapters-simple/crypto-glossary-101.jpg","rating":100,"sections":["A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z"]}],"nextSection":{"id":1029,"original_id":null,"author_id":42,"translator_id":null,"title":"What is Weak Subjectivity?","slug":"what-is-weak-subjectivity","section":"W","keyword":"Weak Subjectivity","status":"published","definition":"the need for specific nodes to rely on other nodes when identifying the current state of a Proof-of-Stake blockchain.","content":"<p>The term \"weak subjectivity\" was coined by <a href=https://www.bitdegree.org/"/crypto/learn/crypto-terms/who-is-vitalik-buterin/">Vitalik Buterin</strong></a>. It explains a necessity seen in <a href=https://www.bitdegree.org/"/crypto/learn/crypto-terms/what-is-proof-of-stake-pos/">Proof-of-Stake (PoS)</strong></a> blockchains in which <a href=https://www.bitdegree.org/"/crypto/learn/crypto-terms/what-is-node/">nodes must rely on other nodes. Nodes do that to figure out the present state of the system.</p>\n<p>Firstly, let's define <strong>objectivity and subjectivity</strong> in the context of blockchains. These ideas are connected to the premise that, as a <a href=https://www.bitdegree.org/"/crypto/learn/crypto-terms/what-is-distributed-network/">distributed system</strong></a>, a blockchain typically has multiple legitimate chains. Basically, this implies that there are numerous ways to get from the <a href=https://www.bitdegree.org/"/crypto/learn/crypto-terms/what-is-genesis-block/">genesis block</strong></a> to the most recent block. Besides, all ways are valid.</p>\n<p>However, keep in mind that nodes may not always be able to determine which chain is active. For example, Bitcoin is set up in such a way that nodes are supposed to select the path with the greatest amount of accumulated work in it. This is exactly what provides objectivity to the Bitcoin blockchain.</p>\n<p>Thus, <strong>objectivity can be defined as the ability of a new node to join the network. </strong>Besides that, it can quickly recognize which chain is active (or the longest).</p>\n<p>To put it another way, objectivity means that new nodes can be quickly added and synchronized to the system's current state. This is simply because there is only one path that is the longest.</p>\n<p>However, certain networks might exhibit a high level of subjectivity. This means that it's difficult to determine which chain is active. Essentially, <strong>subjectivity is linked to a blockchain that can be interpreted in a variety of ways. </strong>This is the case because their <a href=https://www.bitdegree.org/"/crypto/learn/crypto-terms/what-is-consensus-mechanism/">consensus mechanism</strong></a> is influenced by a \"social network,\" which relies on node interaction.</p>\n<p>Instead of adopting a deterministic rule like the <em>\"longest chain rule,\"</em> the nodes in this situation must support each other to establish consensus. That's why certain blockchain networks have a certain amount of subjectivity.</p>\n<p>Therefore, when attempting to identify the present state of the <a href=https://www.bitdegree.org/"/crypto/learn/crypto-terms/what-is-ledger/">ledger, subjectivity is linked to the premise that certain nodes require information from other nodes. This has nothing to do with achieving consensus. Instead, it's related to recognizing which chain is active.</p>\n<p>Now, let's get back to Vitalik Buterin's concept of weak subjectivity. Essentially, it's necessary for blockchains that use the Proof-of-Stake model. To summarize, weak subjectivity is used to figure out which chain is active. Essentially, it's regarded to be weak since it occurs exclusively in two situations:</p>\n<ul>\n<li>When new nodes join the network</li>\n<li>When nodes are offline for a significant period of time</li>\n</ul>\n<p>Thus, if a node is online all the time, there will be no issues with subjectivity. Simply because it will be able to immediately identify which ledger is legitimate. However, a node will have to rely on other nodes, if it went offline for an extended period of time or just joined the network. This is exactly when subjectivity comes into play.</p>","level":"medium","meta_title":"What is Weak Subjectivity? Definition & Meaning | Crypto Wiki","meta_description":"Weak Subjectivity meaning: Weak Subjectivity - the need for specific nodes to rely on other nodes when identifying the current state of a Proof-of-Stake blockchain.","meta_keywords":null,"language":"en","created_at":"2022-05-25T05:56:59.000000Z","updated_at":"2022-06-07T11:49:23.000000Z","preview_url":"https://www.bitdegree.org/crypto/learn/crypto-terms/what-is-weak-subjectivity"},"prevSection":{"id":857,"original_id":null,"author_id":43,"translator_id":null,"title":"What does Winding Up mean?","slug":"what-does-winding-up-mean","section":"W","keyword":"Winding Up","status":"published","definition":"When someone says they’re Winding Up, it means that they’re wrapping crypto tokens for the purpose of finding the best yield.","content":"<p>The term <strong>Winding Up</strong> is used to describe <strong>the process of searching for the best yield by wrapping a cryptocurrency through different projects</strong>. It&rsquo;s used within the crypto sector, in regards to <a href=https://www.bitdegree.org/"/crypto/learn/crypto-terms/what-is-defi/">decentralized finance (DeFi)</strong></a> platforms.&nbsp;</p>\n<p>In order to understand this term well, you must know the definition of wrapped tokens. While <a href=https://www.bitdegree.org/"https://www.bitdegree.org/crypto/buy-ethereum-eth/">Ethereum originated the wrapped tokens, there have been many alternatives emerging such as the wrapped Bitcoin (wBTC).</p>\n<p>A wrapped token is a type of token that represents a cryptocurrency that&rsquo;s native to another blockchain. In essence, it is a token that has been pegged to the value of another cryptocurrency. When it comes to DeFi platforms, wrapped tokens offer interoperability.</p>\n<p>In order to receive the highest profit, token holders must go through certain processes.&nbsp;</p>\n<p>Let&rsquo;s take the most popular cryptocurrency, <a href=https://www.bitdegree.org/"https://www.bitdegree.org/crypto/buy-bitcoin-btc/">Bitcoin as an example. Let&rsquo;s say you hold some wrapped Bitcoin and would like to receive some Interest Bearing Bitcoin (ibBTC). In this case, you would have to deposit your wrapped BTC on a specific DEX in order to receive an LP token. The latter will allow you to mint ibBTC.</p>","level":"easy","meta_title":"What does Winding Up mean? Definition & Meaning | Crypto Wiki","meta_description":"Winding Up meaning: Winding Up - When someone says they’re Winding Up, it means that they’re wrapping crypto tokens for the purpose of finding the best yield.","meta_keywords":null,"language":"en","created_at":"2022-04-05T13:51:32.000000Z","updated_at":"2022-05-13T14:32:24.000000Z","preview_url":"https://www.bitdegree.org/crypto/learn/crypto-terms/what-does-winding-up-mean"},"currentChapter":"W","currentSection":"what-is-white-hat-computer-hacker","chapterTitle":"W","readingLevel":"medium"},"url":"/crypto/learn/crypto-terms/what-is-white-hat-computer-hacker","version":"cdd198d50cbe5c9c21c9329d7c096ffc"}" class="container-fluid d-flex crypto-book p-0">
Crypto Terms: Letter W

What is White Hat Computer Hacker?

White Hat Computer Hacker MEANING:
White Hat Computer Hacker - is someone who uses their knowledge and abilities to improve security by exposing flaws.
Medium
2 minutes

Let's find out White Hat Computer Hacker meaning, definition in crypto, what is White Hat Computer Hacker, and all other detailed facts.

A white hat computer hacker bypasses a system's limits and security measures. They do that prior to malicious hackers being able to discover and manipulate them.

White hat hackers can also be referred to as ethical hackers. They make sure that the security of a company's data systems is good enough. They are computer security professionals who focus on analyzing and testing vulnerabilities of systems by several testing techniques.

In general, a hacker is a person who has the skills to crack all restrictions as well as securities on various systems.

There are two main types of hacking - white hat hacking and black hat hacking. One of which does this as a way of safeguarding the system, while the other one manipulates the vulnerabilities for his own gains.

They use a variety of strategies to do this. The most common method, however, is to utilize programming abilities to find defects in order to obtain access to the system or force it to act in ways that its developers never anticipated.

White hat hacking is often conducted by paid experts. They utilize their abilities to secure the privacy and personal information of those who use the system. An ethical hacker may attempt to publicly reveal a software vulnerability that they identified but did not disclose to the corporation responsible for creating and maintaining it.

The CEH certification, provided by the EC-Council (International Council of Electronic Commerce Consultants), is a cutting-edge ethical hacking certification. It is frequently regarded being one of the most sophisticated ethical hacking courses accessible today.

The course teaches students how to seek for holes and weaknesses in target systems, using the same information and tools as a malicious hacker, but in a lawful and ethical way to analyze a target system's defense capabilities.

In essence, white hat hackers are very important for maintaining security. They hack into systems, discover weaknesses before malicious hackers do, and then operate with the company to fix them. This prevents the weaknesses from evolving into bigger issues for users.