What Is Digital Watermark?

We're all familiar with the concept of a watermark. You know that thing you see on the bottom of a photo that says "Copyright 2017 John Smith"? It lets you see that the image is copyrighted, so don't steal it and pass it off as your own. Well, digital watermarks work in much the same way. They're embedded into digital intellectual property (IP) to identify its originator or owner. And they track online digital media use—so if someone tries to use your content without permission, they'll get an email warning them that they'd better stop before getting sued. Digital watermarking is applied to images, audio, and video content to secure it against unauthorized usages, such as image copying on an image-sharing site. Digital Watermarking is used to protect the copyrights of content creators and publishers. It also protects sensitive information, such as patient health information. Digital watermarking may be applied to printed materials, such as books, magazines, or other printed materials, to prevent copying. Digital watermarks, also known as digital fingerprinting, are the secret sauce of IP protection. Imagine putting a hidden message in your work that only you could see and then imagine if you could embed that message in your work so that it could be seen by anyone else who wanted to copy or steal your content. That's digital watermarking—it's like the invisible ink pen for the 21st century! Digital watermarks protect digital IP from unauthorized reproduction and distribution, including programming, images, sound recordings and video. These marks are undetectable to the naked eye but serve as signals when copyrighted materials are downloaded or reproduced. Digital watermarks are invisible to the naked eye, but they're there for all to see. They're like little spies for your IP—they keep an eye on what you're doing with your digital assets and make sure you get credit where credit is due.

By TechDogs Editorial Team

Cipher Block Chaining (CBC)

Are you prepared to "chain" yourself to the subject of Cipher Block Chaining (CBC)? It's a method of encrypting information that's used to help keep data safe, and despite how dull it may sound, it's pretty fascinating! CBC, or "block chaining," is a method for encrypting data. This method gets its name because it operates by first dividing the data into blocks and then chaining them together. The output of one block is used as the input for the subsequent block, meaning each block must be encrypted using a unique secret key. Because of this, it is significantly more difficult for potential attackers to decode the data since they would need to crack the encryption for each block in the chain. The CBC algorithm needs to be foolproof, as it has weaknesses that can be exploited by malicious actors, such as when they use padding attacks or other similar techniques. But in general, it is a reliable method for encrypting data. It is used extensively in various contexts, including SSL/TLS protocols, virtual private networks (VPNs), and disc encryption. You may be questioning why we must use encryption in the first place. Consider all the sensitive information, like credit card numbers, login credentials, personal messages, and more, that we send and receive over the internet. If someone with bad intentions were to obtain access to such information, they could put it to any number of unethical uses if they so chose. Even if unauthorized parties receive our data, encryption can ensure that it will remain secure and confidential. Cipher Block Chaining may not be the most exciting topic, but it is crucial for everyone who cares about security and privacy. That is all there is to it, folks; I hope you found this information useful. #CBC #Encryption #Cybersecurity #DataPrivacy #SSL #TLS #VPN #DiskEncryption

Cloud Migration

Cloud migration can be confusing and intimidating, but it doesn't have to be! If you're ready to take the plunge and go cloud, there are a few things you need to know. First: what is going cloud? Cloud migration is partially or entirely deploying an organization's digital assets, services, IT resources or applications to the cloud. The migrated assets are accessible behind the cloud's firewall. Second: what happens when you migrate? When migrating to the cloud, you'll be using new tools and software that operate on top of an infrastructure platform managed by someone else. Migrating means changing your systems, processes and workflows to be compatible with these new tools and software. Third: why should I go? Going cloud can help businesses stay more agile and efficient by reducing costs while scaling globally without maintaining physical servers in each location. It also allows them to focus their resources on what matters most—their customers! Cloud migration is a term used to describe the process of moving a business' infrastructure to the cloud. The goal of this transition is to reduce costs and increase efficiency. A cloud service provider manages all aspects of the cloud environment, including setup, maintenance and security. Cloud-based applications are available through a web browser or mobile device so that you can access them anytime. Cloud computing is the future. It's already here. It's about scaling your business quickly and easily without worrying about the infrastructure that makes it all happen. It's about managing your entire operation from any device, anywhere in the world; whether you're at home or on the road, you can keep an eye on everything that's going on back at headquarters. It's about saving money—because cloud computing is cheaper than traditional hosting options. In short: Cloud computing is fantastic! Why not if you're not already using it in your business?

Carrier IQ

If your phone company knows more about you than you do, it's probably Carrier IQ. Carrier IQ is a company that provides analytics software to various telecom providers. They've developed programs that offer information about smartphone users to cellphone carriers, like what apps they use, how often they use them, how long they spend on them, and even where the user is using them. The problem with this is that there needs to be a way for an average user to know whether or not her carrier has installed these programs on her phone. Even if she knows that her page uses the Carrier IQ program, she cannot opt out of it or stop it from collecting data about her activities and movements. The fact that this kind of information is being collected without our knowledge or consent raises serious privacy concerns—yet we have no say in whether or not our carriers can do this. Privacy advocates are up in arms over the Carrier IQ scandal, which involves a company collecting performance data on smartphone users. Carrier IQ gathers performance data, tracking and logging what users do on their phones. This can include calls made, texts sent, and emails received. While this is not necessarily an invasion of privacy in terms of content (e.g., Carrier IQ does not have access to the actual content of phone calls), it does present a risk to user privacy because it allows third parties access to information about whom you called or texted, whether you're using your phone to browse the web or send emails, etc. The issue came to light when reports revealed that Carrier IQ had collected information about users' phone activity without their knowledge or consent. It was reported that some phones were even sending data from users' text messages directly to Carrier IQ without permission from the device's owner!

Trending Definitions

Certificate Authority (CA)

Whether online shopping, banking, or dating, communication over the Internet has become a natural part of our everyday lives. Thanks to the critical public infrastructure that uses digital certificates to safeguard and verify the identity of participants in network-based communications. Without a doubt, the role of CA is crucial for maintaining data security and integrity. A Certificate Authority (CA) is an authoritative third party that can validate the authenticity of a certificate. These entities are trusted because they verify the information and certify digital certificates. They are part of the critical public infrastructure along with registration authorities who confirm the information provided by a requester. Certificates are the lifeblood of any business that relies on secure online communication and transactions. The certificate authority's role is to issue, manage, and maintain those certificates while meeting designated standards. They do so through their dedicated infrastructure and strict policies to protect against various forms of abuse. These assertions are bound together within their certificate/public critical infrastructure so that all parties know who received what certificate and, as such, whom to trust in the event of an authentication or connection request. CA trust is determined by the public key used to sign its certificates. To trust that a website is whom it claims to be, you must first trust the CA that issued the website's certificate. CAS are the gatekeepers of the Internet. They are responsible for administering and revoking certificates. Many people trust CAs such as Verisign, Comodo, and Symantec. They have been in business for many years and have issued millions of website certificates. You want to make sure that someone is whom they say they are. A certificate authority can help with that! It's like a bouncer for the internet age: when someone comes along and says, "Hi, it's me! Jeff," the CA checks their ID and lets them in if it checks out. The CA also provides identification information, so other parties know whom they can trust.