Dec 22, 2025 · 4 min read · What is SQL Injection? SQL Injection is a web application vulnerability where an attacker is able to interfere with the queries that an application sends to its database. Most websites use databases to store information such as usernames, passwords, ...
Join discussionMay 30, 2025 · 5 min read · Introduction In an era of rapid digital communication, the internet has become both a tool for connection and a battlefield for influence. The proliferation of disinformation—false or misleading information deliberately spread to deceive—and social e...
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Apr 28, 2025 · 4 min read · 作者：叶万标，Nervos Network CKB 开发者 Secp256k1 与 ECDSA 椭圆曲线不仅常见，更是当今区块链数字签名的基础。从比特币（见 Bitcoin Wiki）到以太坊（见 Yellow Paper, Appendix E. Precompiled Contract）再到 CKB (见 RFC 24 相关部分) ，secp256k1 + ECDSA 都是它们的默认选择。它们让你通过私钥证明所有权——你的链上资产属于你，且仅属于你。 椭圆曲线之所以在密码学中有优势，因为它...
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Apr 28, 2025 · 12 min read · Author: Wanbiao Ye, CKB Developer of Nervos Network Secp256k1 and ECDSA aren't just common—they're the backbone of digital signatures in today’s leading blockchains. From Bitcoin (see Bitcoin Wiki) to Ethereum (see Yellow Paper, Appendix E. Precompi...
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Mar 11, 2025 · 8 min read · In today’s digital era, secure software development is no longer a luxury, it's a necessity. With cyber threats evolving rapidly in both scale and complexity, organizations must prioritize security from the ground up. Gone are the days when security ...
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Feb 13, 2025 · 18 min read · Security is fundamental to any blockchain. It ensures that all tokens are secure. When talking about a virtual machine and the smart contract platform it forms, security comes in two main aspects: The code running on the virtual machine must be secu...
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Dec 14, 2024 · 5 min read · Today, ransomware attacks have become one of the most destructive cyber threats we face. These attacks disrupt operations, steal sensitive data, and cause millions of dollars in damages. Whether in healthcare, finance or any sector; no industry is le...
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Oct 18, 2024 · 5 min read · Everyone knows that cybersecurity threats are growing and becoming more sophisticated each day. So the organization and developers now know about the different kinds of attackers. When it comes to vulnerabilities in applications, two key threats are ...
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Oct 2, 2024 · 4 min read · Directory Traversal, also known as Path Traversal, is a serious web vulnerability that allows attackers to gain unauthorized access to the server’s filesystem by manipulating input paths. By exploiting this vulnerability, an attacker can access files...
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Sep 8, 2024 · 2 min read · What was the original target of Stuxnet? The Iran Nuclear Programme The static site will display a series of emails and text messages. You will be asked to identify which of these messages are genuine and which are phishing attempts. Once you have s...
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