🇮🇷 Iran Seizes 7,000 Bitcoin Miners On June 22, 2021, Iranian police seized 7,000 #bitcoin miners at an abandoned factory in Tehran. This was the largest #mining equipment seizure operation in history.

Iran Seizes 7,000 Crypto Miners Amid Bitcoin Energy Crackdown - Decrypt

🗣️ Satoshi on Lost Coins On June 21, 2010, Satoshi commented on the bitcointalk forum regarding lost coins.

Dying bitcoins

🛑 EFF Stops Accepting Bitcoin Donations On June 20, 2011, the Electronic Frontier Foundation (#EFF) announced it would stop accepting #bitcoin donations. This happened just five months after the foundation embraced Bitcoin as new payment rails, and, interestingly, only a few days after #Wikileaks announced they had almost no other funding alternatives left besides Bitcoin.

EFF and Bitcoin | Electronic Frontier Foundation

🧡 Bitcoin Symbol Added to Unicode On June 20, 2017, the #Bitcoin symbol was encoded in #Unicode version 10.0 at position U+20BF (₿) in the Currency Symbols block.

Unicode 10.0.0

🔓 MtGox Database Hack On June 19, 2011, the #MtGox database was hacked. User data, containing information on 60,000 logins, email addresses, and password hashes, some of which were too simple and susceptible to brute-force attacks, was leaked. On the same day, someone managed to gain access to MtGox's admin panel and place sell orders for hundreds of thousands of fake #bitcoin, causing the price on MtGox to drop from $17.51 per bitcoin to $0.01. Mt.Gox announced that these trades would be reversed. Trading on MtGox was halted for 7 days. Trading was also briefly suspended on #TradeHill and #Britcoin while their security was checked.

DailyTech - Inside the Mega-Hack of Bitcoin: the Full Story

📉 Bitcoin Price Crash On June 19, 2011, the price of #bitcoin plummeted from $17 to $0.01 literally before one's eyes. The cause of the crash was the hack of the Mt.Gox exchange.

👮‍♂️ NSA Publishes Report on Anonymous Electronic Cash On June 18, 1996, the NSA published the report "How to Make a Mint: The Cryptography of Anonymous Electronic Cash." The report only became public on October 31. This report reviews the scientific literature on cryptographic methods for implementing secure electronic cash systems.

How To Make A Mint: The Cryptography of Anonymous Electronic Cash

🗣️ Satoshi on Bitcoin's Versatility On June 17, 2010, Satoshi commented on a unique property of #Bitcoin's design.

Transactions and Scripts: DUP HASH160 ... EQUALVERIFY CHECKSIG

🛰️ "Star Wars" Transaction On June 17, 2014, a unique "Star Wars" #Bitcoin transaction was broadcasted giving tribute to the fourth episode of a legendary saga "A New Hope."

Transaction: 143a3d7e7599557f9d63e7f224f34d33e9251b2c23c38f95631b3a54de53f024 - mempool - Bitcoin Explorer

🏦 BlackRock Files for iShares ETF On June 15, 2023, investment giant #BlackRock filed an application to create a spot #bitcoin exchange-traded fund (#ETF), using #Coinbase for coin custody and pricing.

BlackRock Files for a Spot Bitcoin ETF

🗣️ Satoshi on SHA256 On June 14, 2010, Satoshi shared a solution in case the current algorithm underlying #Bitcoin, #SHA256, was compromised or lost its resistance to external attacks.

Dealing with SHA-256 Collisions

ℹ️ Wikileaks Starts Accepting Bitcoin On June 14, 2011, #Wikileaks began accepting #bitcoin as a measure to combat the politically motivated banking blockade by leading banks and payment service providers under US influence. The attack destroyed 95% of the organization's revenue, and were it not for Bitcoin, Wikileaks might have ceased to exist. Remember that freedom of speech is inseparable from free money!

Banking Blockade

⛏️ GHash Reaches 51% Hashrate On June 13, 2014, GHash.io reached 51% of the #Bitcoin network's #hashrate. In response, GHash.io stated that they "never have and never will participate in any 51% attack or double spend against Bitcoin." The #mining pool also issued a statement saying that it would attempt to limit its hashrate to 39.99% by "actively urging miners to redirect their hashrate to other pools." #GHash also formed a committee to support Bitcoin Core developers in addressing the #51attack issue.

After reaching 51% network power, Bitcoin mining pool says “trust us” | Ars Technica

📈 Bakkt Announces Launch of Bitcoin Futures On June 13, 2019, institutional cryptocurrency platform Bakkt announced the start date for testing physically-settled #bitcoin futures – July 22.

web.archive.org

🥶 Celsius Suspends Withdrawals On June 13, 2022, cryptocurrency lender #Celsius suspended withdrawals due to "extreme market conditions".

Crypto lender Celsius pauses withdrawals; bitcoin slides

🚰 First Bitcoin Faucet On June 12, 2010, Gavin Andresen launched the first #bitcoin faucet. The faucet dispensed 5 #BTC for solving a Captcha. In total, the faucet distributed 19,700 BTC.

🫧 The Great Bubble of 2011 On June 12, 2011, the price of #bitcoin reached a peak of $31.91, after which it experienced the sharpest drop in its history. This event was dubbed "The Great Bubble of 2011".

📚 Notable Publication On June 11, 2021, Alex Svetski published the article "Why Bitcoin, Not Shitcoin".

Why Bitcoin, Not Shitcoin

Why bitcoin is not only the best investment of our time, and the only good “crypto,” but the only moral, economic and philosophically sound pla...

🎢 Bitcoin Peaks at $31 On June 9, 2011, #bitcoin price on #MtGox reached a peak of $31.91 with a market capitalization of approximately $206 million.

Just a moment...

🇸🇻 Bitcoin Law Passed in El Salvador On June 9, 2021, El Salvador's parliament voted to adopt #Bitcoin as legal tender in the country. "The Bitcoin Law" was passed by the Legislative Assembly of El Salvador, giving #bitcoin the status of legal tender within El Salvador after 7 September that year. https://haven.bitcoin-calendar.org/3206fe295725f6e60cbbd25dd8a6abcf3db7cf149bd0914d04ada72d7394de11.pdf