Callout

NFTs Under the Hood: Are These Smart Contracts Really That Smart?

NFTs Under the Hood: Are These Smart Contracts Really That Smart?

Let's be blunt: the NFT gold rush feels like a distant memory. We witnessed the speculative mania, the million-dollar profile picture NFTs, and the quaint talk of a new decentralized world. Now that the dust has settled, it's time to pull back the curtain and ask a crucial question: are...

DePINs' Achilles Heel? How Blockchain Authentication Can Save Infrastructure

DePINs' Achilles Heel? How Blockchain Authentication Can Save Infrastructure

Now, picture having that happen, as you awaken, with no electricity. Not in a brief temporary outage, but in a long-extended blackout paralyzing hospitals, blocking transportation, and predisposing communities to disasters. This is not some dystopian fantasy, it’s a present danger. Our increasing dependence on decentralized, physical infrastructure networks, or...

DePIN Authentication: The 3 Smart Contract Secrets That Unlock Scalability

DePIN Authentication: The 3 Smart Contract Secrets That Unlock Scalability

The dirty little secret about DePINs though? They’re sitting ducks. All that new decentralized infrastructure, humming away, is ripe for attack as anyone can spoof an admin account and cause chaos. We’re not talking about just theoretical doomsday scenarios – but real-world consequences like compromised energy grids, hijacked sensor networks...

NFT News: Genius or Gimmick? A Tech Deep Dive into the Facebook Group

NFT News: Genius or Gimmick? A Tech Deep Dive into the Facebook Group

I know, I know—what could possibly be more interesting than this “What’s Going on Quad Cities” Facebook group turned NFT news hub. 106,000 dogmatic, astroturfed followers strong, it certainly outstrips the reach of the local fish wrap. For all traditional media entities, that’s a gut punch and a warning shot....

Is This Facebook Group's NFT News Experiment a Stroke of Genius?

Is This Facebook Group's NFT News Experiment a Stroke of Genius?

Okay, let's address the elephant in the digital room: a Facebook group, "What's Going on Quad Cities," is now more than just a Facebook group. It’s a new website publishing local news through the power of NFTs. And the question everyone's whispering is: Is this brilliant, or bonkers?NFTs and News:...

iDen2's Identity Hires: A Trojan Horse for Centralized Control?

iDen2's Identity Hires: A Trojan Horse for Centralized Control?

iDen2's recent announcement about expanding their leadership team with talent from Google, Coinbase, and Salesforce is making headlines, but are we cheering too soon? While the surface-level narrative is about scaling and expertise, a closer look raises a critical question: Are these hires a strategic move towards true decentralization, or...

iDen2's New Team: 3 Reasons Why DeFi's Future Just Got Brighter

iDen2's New Team: 3 Reasons Why DeFi's Future Just Got Brighter

I've been watching the DeFi space closely for years, and let me tell you, it's a wild west out there. As wonderful as it is, it has some serious security holes. The user experience is that bad, even your grandma would save more money and run home to her CD!...

Is Digital Identity the Key to Rebuilding Trust in Government?

Is Digital Identity the Key to Rebuilding Trust in Government?

We’ve all been there. Or you’re waiting on hold with a government agency. On the other hand, you’re fighting with an awful website that seems designed to prevent you from finding the information you want. It's infuriating, and frankly, insulting. It erodes our trust in the same places that are...

Deloitte's Digital Identity Play: Is it DeFi's Unsung Hero?

Deloitte's Digital Identity Play: Is it DeFi's Unsung Hero?

Let's be honest, the first thing that probably pops into your head when you hear "Deloitte" isn't exactly "DeFi rebel." We often think: Big Four, auditing, maybe even a touch of corporate stuffiness. What if I told you that in reality, they’re on the low key building a bridge to...

Further Reading

NFTs Explained: Beyond the Hype, What Are They Really Good For?

NFTs, aka non-fungible tokens, have been taking the world by storm. Most people associate NFTs with expensive digital art and collectibles. These digital assets hold the potential to transform the economy and every sector on it. Calloutcoin.com explores the exciting and sometimes bizarre world of NFTs. We help separate fact...

NFTs Explained: Beyond the Hype, What Are They Really Good For?

Unlocking NFTs A Guide to Non-Fungible Tokens

Non-fungible tokens, or NFTs, have rapidly become a cornerstone of the cryptocurrency market, achieving prominence in just a few years. Though NFTs exploded into the mainstream consciousness in 2020 and 2021, the roots of the technology actually extend decades in the past. This article explores the history, technology, and impact...

Unlocking NFTs A Guide to Non-Fungible Tokens

DePIN Security Revolution: Blockchain & Traceable Authentication

Hello blockchain and crypto enthusiasts! Jason back again, bringing you even more dank insights from Calloutcoin.com. Today, we're diving deep into a critical area for the future of decentralized physical infrastructure networks (DePINs): security. As DePINs expand to maintain more real-world infrastructure, making sure their networks are cyber threats robust...

DePIN Security Revolution: Blockchain & Traceable Authentication

News NFTs? How This Facebook Group is Revolutionizing Local News

For any online journalism venture in the fast-paced digital media environment, sustainability lies in creative thinking. One unexpected player is stepping into the ring with a novel approach: a Facebook group is using Non-Fungible Tokens (NFTs) to publish its articles. This step is more than just a creative publicity stunt....

News NFTs? How This Facebook Group is Revolutionizing Local News

What's Going on QC Leverages AI and NFTs to Deliver Local News

What's Going on QC, a new website founded by Ryan Segura and DeFrieze, is integrating Artificial Intelligence (AI) and Non-Fungible Tokens (NFTs) into its infrastructure to deliver local news. These technologies remain nascent. The founders are sure they offer special possibilities for content creation, verification, and long-term information storage. The...

What's Going on QC Leverages AI and NFTs to Deliver Local News

iDen2 Doubles Down on Digital ID: Google, Coinbase Vets Join!

Keep your finger on the pulse of the blockchain and crypto revolution! Calloutcoin.com provides deep analysis of NFT standards, metaverse technologies, digital identity solutions and the newest DeFi innovations. As our world moves deeper into the age of digitalization, the idea of digital identity is becoming increasingly popular. This is...

iDen2 Doubles Down on Digital ID: Google, Coinbase Vets Join!

iDen2 Bolsters Leadership to Drive Decentralized Digital Identity Innovation

iDen2, a San Francisco-based company specializing in decentralized digital identity solutions, announced the addition of three senior leaders to its team on May 13, 2025. These strategic hires, including Marius Scurtescu, Rodolfo Ergueta, and Erika Hakala, reflect iDen2's commitment to building the future of digital identity infrastructure. The company’s mission...

iDen2 Bolsters Leadership to Drive Decentralized Digital Identity Innovation