Coin Vigilance - Bitcoin & altcoin news, guides and reviews

Exwal, one of the "mysterious" debit card providers (no blog, no twitter) you may have seen in our list of bitcoin cards, is suddenly jumping into the card race together with Bitwala, Spectrocoin, TenX and Denaro, by announcing the new…

Circle is a fintech startup that turns payments into something that resembles text messaging. On Monday Feb 26th news has leaked that Circle has bought Poloniex, one of the leading cryptocurrency exchanges. Poloniex has over $7 billion…

You may have seen the "new airdrop!" messages with links plastered all over social media on a daily basis. This guide will explain what airdrops in crypto are, how to use them and how to stay safe while claiming your airdrops. What are…

Changelly is a cryptocurrency exchange that lets you buy bitcoin, as well as altcoins, with a credit card. In addition, they facilitate crypto-to-crypto exchange. Now, Indacoin is another service used for buying Bitcoin with a credit…

Bitwala just emailed out an inspiring vision update, - they are good at inspiring updates - they are almost ready with a "blockchain-driven bank" in Germany, that will offer simple fiat-crypto-fiat transfers, German IBAN accounts for all…

Following the recent VISA and MasterCard ban of WaveCrest, a debit card issuer popular with prepaid bitcoin card providers, finding a provider with working ATM cards has been a problem. The companies try to adapt and find alternative…

Denaro is a startup willing to increase spendability, or liquidity, of cryptocurrencies. They are running an ICO right now, though there is no product to test out yet. This is what the Denaro platform aims to do: Connect IBAN bank…

If you're running a blog, chances are you're hit by comments spam. Sometimes it's really more persistent than your regular payday loan crap, and when the spam is crypto-related it's always fun to dissect it. Previously a couple of Kucoin…

As Bitcoin/USD exchange rate swings wildly, many have been interested in cashing out their Bitcoin. Well, not necessarily during the current correction, but maybe after BTC hits new highs in 2018. It's always good to be ready to withdraw…

It's January 31st so a Bitcoin forecast for 2018 is a bit late. Yet we still have published our Bitcoin predictions for the year. The reason - right now things are way more clear than they used to  be 1 month ago. The original post was…

Earlier Bankera, an ambitious startup intended to cover the crypto "banking" sphere, has announced it's almost ready to issue new prepaid Bitcoin ATM cards that work. This could not have been timed better, considering both Visa's and…

Sad news for everyone used to cashing out their Bitcoin through ATM cards. AdvCash, a company based in Belize, was one of the few that kept providing working cryptocurrency ATM cards after the recent Visa ban. We've been recommending…