Introduction To Digital Signatures
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Talk given at Benedictine University on digital signatures and the Digital Signature Algorithm by Robert Talbert, 2 April 2008.
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Introduction to Digital signatures
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This document provides an introduction to digital signatures, including an overview of encryption, hashing, digital signature creation and verification, and different digital signature schemes like RSA, ElGamal, and Schnorr. It also discusses the legal aspects and advantages/disadvantages of digital signatures.Digital Signature
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Digital signatures provide authentication and integrity for electronic documents and transactions. They use public key cryptography where a document is encrypted with the sender's private key and decrypted by the recipient's public key. A digital certificate issued by a certificate authority binds the signer's identity to their public key and is verified using the CA's digital signature. Common uses of digital signatures include software updates, financial transactions, and legally binding documents.Digital signatures
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Digital signatures provide authenticity, integrity, and non-repudiation for electronic documents and allow for secure e-governance and e-commerce using the internet. A digital signature is created using a private key to sign a message, and the signature can be verified using the corresponding public key. Digital signatures employ asymmetric cryptography and consist of key generation, signing, and verification algorithms. Hardware tokens like smart cards and USB tokens securely store private keys to generate digital signatures on documents. The Controller of Certifying Authorities licenses and regulates certification authorities in India to issue digital signature certificates.Digital signature
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Digital signatures provide authentication, integrity, and non-repudiation for digital documents and messages. They work by using public key cryptography where a private key is used to sign a message hash and the corresponding public key can then verify that the signature is valid. Digital signatures are important for electronic transactions and communications where the identity of the sender and the integrity of the message need to be assured. However, digital signatures are only as secure as the private keys used to create them.Seminar ppt on digital signature
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Digital signatures serve the same purpose as handwritten signatures but are more secure. They authenticate the identity of the sender, ensure the original content of the message, and prevent repudiation through verifiability by third parties. Digital signatures are generated by using the sender's private key to encrypt a hash or digest of the message. The receiver can then decrypt the signature using the sender's public key and compare it to a newly generated hash to verify authenticity and integrity. Certification authorities issue digital certificates that associate public keys with identities to facilitate verification by receivers who may not personally know the sender.Digital signature
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This chapter discusses digital signatures, which allow a message to be signed digitally to provide authentication, integrity, and non-repudiation. It compares digital and conventional signatures, explaining the digital signature process involves separately sending the message and signature. Digital signatures provide message authentication, integrity, and non-repudiation, but not confidentiality. The chapter describes various digital signature schemes like RSA, ElGamal, and Schnorr, as well as the Digital Signature Standard. It also covers attacks on digital signatures and applications of digital signatures.Digital signature schemes
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§ª§ã§á§à§Ý§î§Ù§à§Ó§Ñ§ß§Ú§Ö §ï§Ý§Ö§Ü§ä§â§à§ß§ß§à§Û §á§à§Õ§á§Ú§ã§Ú §´§Ö§ç§ß§à§Ý§à§Ô§Ú§é§Ö§ã§Ü§Ú§Ö §Ó§à§Ù§Þ§à§Ø§ß§à§ã§ä§Ú §Ú §á§â§Ñ§Ü§ä§Ú§Ü§Ñ. Digital Signature
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- A SET transaction involves a cardholder, merchant, issuer, acquirer, payment gateway, and certification authority going through an initiate request, initiate response, purchase request, and purchase response process.
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The document discusses digital signatures and authentication protocols. It covers the properties of digital signatures, including how they can verify authorship and authenticate message contents. Direct digital signatures involve the sender signing a message with their private key, while arbitrated signatures involve a third party. Authentication protocols are used to establish identity and exchange session keys, and must address issues like confidentiality, timeliness, and replay attacks. The document also describes common cryptographic algorithms and standards used for digital signatures, including the Digital Signature Algorithm (DSA).Literature review of Digital Signature
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§ª§ã§á§à§Ý§î§Ù§à§Ó§Ñ§ß§Ú§Ö §ï§Ý§Ö§Ü§ä§â§à§ß§ß§à§Û §á§à§Õ§á§Ú§ã§Ú §´§Ö§ç§ß§à§Ý§à§Ô§Ú§é§Ö§ã§Ü§Ú§Ö §Ó§à§Ù§Þ§à§Ø§ß§à§ã§ä§Ú §Ú §á§â§Ñ§Ü§ä§Ú§Ü§ÑSergey Poltev
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Session 1 :DLT mass adoption
IBM Tsuyoshi Hirayama (ƽɽÒã)UiPath Automation Developer Associate Training Series 2025 - Session 2
UiPath Automation Developer Associate Training Series 2025 - Session 2DianaGray10
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In session 2, we will introduce you to Data manipulation in UiPath Studio.
Topics covered:
Data Manipulation
What is Data Manipulation
Strings
Lists
Dictionaries
RegEx Builder
Date and Time
Required Self-Paced Learning for this session:
Data Manipulation with Strings in UiPath Studio (v2022.10) 2 modules - 1h 30m - https://academy.uipath.com/courses/data-manipulation-with-strings-in-studio
Data Manipulation with Lists and Dictionaries in UiPath Studio (v2022.10) 2 modules - 1h - https:/academy.uipath.com/courses/data-manipulation-with-lists-and-dictionaries-in-studio
Data Manipulation with Data Tables in UiPath Studio (v2022.10) 2 modules - 1h 30m - https:/academy.uipath.com/courses/data-manipulation-with-data-tables-in-studio
?? For any questions you may have, please use the dedicated Forum thread. You can tag the hosts and mentors directly and they will reply as soon as possible. Backstage Software Templates for Java Developers
Backstage Software Templates for Java DevelopersMarkus Eisele
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As a Java developer you might have a hard time accepting the limitations that you feel being introduced into your development cycles. Let's look at the positives and learn everything important to know to turn Backstag's software templates into a helpful tool you can use to elevate the platform experience for all developers.Wondershare Filmora Crack 14.3.2.11147 Latest
Wondershare Filmora Crack 14.3.2.11147 Latestudkg888
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https://ncracked.com/7961-2/
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Free Download Wondershare Filmora 14.3.2.11147 Full Version - All-in-one home video editor to make a great video.Free Download Wondershare Filmora for Windows PC is an all-in-one home video editor with powerful functionality and a fully stacked feature set. Filmora has a simple drag-and-drop top interface, allowing you to be artistic with the story you want to create.Video Editing Simplified - Ignite Your Story. A powerful and intuitive video editing experience. Filmora 10 hash two new ways to edit: Action Cam Tool (Correct lens distortion, Clean up your audio, New speed controls) and Instant Cutter (Trim or merge clips quickly, Instant export).Filmora allows you to create projects in 4:3 or 16:9, so you can crop the videos or resize them to fit the size you want. This way, quickly converting a widescreen material to SD format is possible.World Information Architecture Day 2025 - UX at a Crossroads
World Information Architecture Day 2025 - UX at a CrossroadsJoshua Randall
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User Experience stands at a crossroads: will we live up to our potential to design a better world? or will we be co-opted by ¡°product management¡± or another business buzzword?
Looking backwards, this talk will show how UX has repeatedly failed to create a better world, drawing on industry data from Nielsen Norman Group, Baymard, MeasuringU, WebAIM, and others.
Looking forwards, this talk will argue that UX must resist hype, say no more often and collaborate less often (you read that right), and become a true profession ¡ª in order to be able to design a better world.DealBook of Ukraine: 2025 edition | AVentures Capital
DealBook of Ukraine: 2025 edition | AVentures CapitalYevgen Sysoyev
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The DealBook is our annual overview of the Ukrainian tech investment industry. This edition comprehensively covers the full year 2024 and the first deals of 2025. BoxLang JVM Language : The Future is Dynamic
BoxLang JVM Language : The Future is DynamicOrtus Solutions, Corp
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Just like life, our code must evolve to meet the demands of an ever-changing world. Adaptability is key in developing for the web, tablets, APIs, or serverless applications. Multi-runtime development is the future, and that future is dynamic. Enter BoxLang: Dynamic. Modular. Productive. (www.boxlang.io)
BoxLang transforms development with its dynamic design, enabling developers to write expressive, functional code effortlessly. Its modular architecture ensures flexibility, allowing easy integration into your existing ecosystems.
Interoperability at Its Core
BoxLang boasts 100% interoperability with Java, seamlessly blending traditional and modern development practices. This opens up new possibilities for innovation and collaboration.
Multi-Runtime Versatility
From a compact 6MB OS binary to running on our pure Java web server, CommandBox, Jakarta EE, AWS Lambda, Microsoft Functions, WebAssembly, Android, and more, BoxLang is designed to adapt to any runtime environment. BoxLang combines modern features from CFML, Node, Ruby, Kotlin, Java, and Clojure with the familiarity of Java bytecode compilation. This makes it the go-to language for developers looking to the future while building a solid foundation.
Empowering Creativity with IDE Tools
Unlock your creative potential with powerful IDE tools designed for BoxLang, offering an intuitive development experience that streamlines your workflow. Join us as we redefine JVM development and step into the era of BoxLang. Welcome to the future.
Field Device Management Market Report 2030 - TechSci Research
Field Device Management Market Report 2030 - TechSci ResearchVipin Mishra
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The Global Field Device Management (FDM) Market is expected to experience significant growth in the forecast period from 2026 to 2030, driven by the integration of advanced technologies aimed at improving industrial operations.
? According to TechSci Research, the Global Field Device Management Market was valued at USD 1,506.34 million in 2023 and is anticipated to grow at a CAGR of 6.72% through 2030. FDM plays a vital role in the centralized oversight and optimization of industrial field devices, including sensors, actuators, and controllers.
Key tasks managed under FDM include:
Configuration
Monitoring
Diagnostics
Maintenance
Performance optimization
FDM solutions offer a comprehensive platform for real-time data collection, analysis, and decision-making, enabling:
Proactive maintenance
Predictive analytics
Remote monitoring
By streamlining operations and ensuring compliance, FDM enhances operational efficiency, reduces downtime, and improves asset reliability, ultimately leading to greater performance in industrial processes. FDM¡¯s emphasis on predictive maintenance is particularly important in ensuring the long-term sustainability and success of industrial operations.
For more information, explore the full report: https://shorturl.at/EJnzR
Major companies operating in Global?Field Device Management Market are:
General Electric Co
Siemens AG
ABB Ltd
Emerson Electric Co
Aveva Group Ltd
Schneider Electric SE
STMicroelectronics Inc
Techno Systems Inc
Semiconductor Components Industries LLC
International Business Machines Corporation (IBM)
#FieldDeviceManagement #IndustrialAutomation #PredictiveMaintenance #TechInnovation #IndustrialEfficiency #RemoteMonitoring #TechAdvancements #MarketGrowth #OperationalExcellence #SensorsAndActuators30B Images and Counting: Scaling Canva's Content-Understanding Pipelines by K...
30B Images and Counting: Scaling Canva's Content-Understanding Pipelines by K...ScyllaDB
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Scaling content understanding for billions of images is no easy feat. This talk dives into building extreme label classification models, balancing accuracy & speed, and optimizing ML pipelines for scale. You'll learn new ways to tackle real-time performance challenges in massive data environments.Future-Proof Your Career with AI Options
Future-Proof Your Career with AI OptionsDianaGray10
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Learn about the difference between automation, AI and agentic and ways you can harness these to further your career. In this session you will learn:
Introduction to automation, AI, agentic
Trends in the marketplace
Take advantage of UiPath training and certification
In demand skills needed to strategically position yourself to stay ahead
? If you have any questions or feedback, please refer to the "Women in Automation 2025" dedicated Forum thread. You can find there extra details and updates.UiPath Document Understanding - Generative AI and Active learning capabilities
UiPath Document Understanding - Generative AI and Active learning capabilitiesDianaGray10
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This session focus on Generative AI features and Active learning modern experience with Document understanding.
Topics Covered:
Overview of Document Understanding
How Generative Annotation works?
What is Generative Classification?
How to use Generative Extraction activities?
What is Generative Validation?
How Active learning modern experience accelerate model training?
Q/A
? If you have any questions or feedback, please refer to the "Women in Automation 2025" dedicated Forum thread. You can find there extra details and updates. Transform Your Future with Front-End Development Training
Transform Your Future with Front-End Development TrainingVtechlabs
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Kickstart your career in web development with our front-end web development course in Vadodara. Learn HTML, CSS, JavaScript, React, and more through hands-on projects and expert mentorship. Our front-end development course with placement includes real-world training, mock interviews, and job assistance to help you secure top roles like Front-End Developer, UI/UX Developer, and Web Designer.
Join VtechLabs today and build a successful career in the booming IT industry!TrustArc Webinar - Building your DPIA/PIA Program: Best Practices & Tips
TrustArc Webinar - Building your DPIA/PIA Program: Best Practices & TipsTrustArc
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Understanding DPIA/PIAs and how to implement them can be the key to embedding privacy in the heart of your organization as well as achieving compliance with multiple data protection / privacy laws, such as GDPR and CCPA. Indeed, the GDPR mandates Privacy by Design and requires documented Data Protection Impact Assessments (DPIAs) for high risk processing and the EU AI Act requires an assessment of fundamental rights.
How can you build this into a sustainable program across your business? What are the similarities and differences between PIAs and DPIAs? What are the best practices for integrating PIAs/DPIAs into your data privacy processes?
Whether you're refining your compliance framework or looking to enhance your PIA/DPIA execution, this session will provide actionable insights and strategies to ensure your organization meets the highest standards of data protection.
Join our panel of privacy experts as we explore:
- DPIA & PIA best practices
- Key regulatory requirements for conducting PIAs and DPIAs
- How to identify and mitigate data privacy risks through comprehensive assessments
- Strategies for ensuring documentation and compliance are robust and defensible
- Real-world case studies that highlight common pitfalls and practical solutionsReplacing RocksDB with ScyllaDB in Kafka Streams by Almog Gavra
Replacing RocksDB with ScyllaDB in Kafka Streams by Almog GavraScyllaDB
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Learn how Responsive replaced embedded RocksDB with ScyllaDB in Kafka Streams, simplifying the architecture and unlocking massive availability and scale. The talk covers unbundling stream processors, key ScyllaDB features tested, and lessons learned from the transition.Understanding Traditional AI with Custom Vision & MuleSoft.pptx
Understanding Traditional AI with Custom Vision & MuleSoft.pptxshyamraj55
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Understanding Traditional AI with Custom Vision & MuleSoft.pptx | ### ºÝºÝߣ Deck Description:
This presentation features Atul, a Senior Solution Architect at NTT DATA, sharing his journey into traditional AI using Azure's Custom Vision tool. He discusses how AI mimics human thinking and reasoning, differentiates between predictive and generative AI, and demonstrates a real-world use case. The session covers the step-by-step process of creating and training an AI model for image classification and object detection¡ªspecifically, an ad display that adapts based on the viewer's gender. Atulavan highlights the ease of implementation without deep software or programming expertise. The presentation concludes with a Q&A session addressing technical and privacy concerns.THE BIG TEN BIOPHARMACEUTICAL MNCs: GLOBAL CAPABILITY CENTERS IN INDIA
THE BIG TEN BIOPHARMACEUTICAL MNCs: GLOBAL CAPABILITY CENTERS IN INDIASrivaanchi Nathan
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This business intelligence report, "The Big Ten Biopharmaceutical MNCs: Global Capability Centers in India", provides an in-depth analysis of the operations and contributions of the Global Capability Centers (GCCs) of ten leading biopharmaceutical multinational corporations in India. The report covers AstraZeneca, Bayer, Bristol Myers Squibb, GlaxoSmithKline (GSK), Novartis, Sanofi, Roche, Pfizer, Novo Nordisk, and Eli Lilly. In this report each company's GCC is profiled with details on location, workforce size, investment, and the strategic roles these centers play in global business operations, research and development, and information technology and digital innovation.Computational Photography: How Technology is Changing Way We Capture the World
Computational Photography: How Technology is Changing Way We Capture the WorldHusseinMalikMammadli
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? Computational Photography (Computer Vision/Image): How Technology is Changing the Way We Capture the World
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Technology use over time and its impact on consumers and businesses.pptxkaylagaze
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In this presentation, I explore how technology has changed consumer behaviour and its impact on consumers and businesses. I will focus on internet access, digital devices, how customers search for information and what they buy online, video consumption, and lastly consumer trends.