# CS 4970   ### Cryptocurrency <p class='titlep'> </p> <div class="titlesmall"><p> <a href="http://www.cs.virginia.edu/~asb">Aaron Bloomfield</a> (aaron@virginia.edu)<br> <a href="http://github.com/aaronbloomfield/ccc">@github</a> | <a href="index.html">↑</a> | <a href="./03-numbers.html?print-pdf"><img class="print" width="20" src="../slides/images/print-icon.png" style="top:0px;vertical-align:middle" class="nopad"></a> </p></div> <p class='titlep'> </p> ## Daily Announcements ## Spring 2025

From twitter

## Lecture 3: Tue, Jan 21st - [BTC](https://finance.yahoo.com/quote/BTC-USD): `$`100,454; [ETH](https://finance.yahoo.com/quote/ETH-USD): `$`3,191; [ETH gas](https://etherscan.io/gastracker): 12.076 gwei => `$`0.81 @ 2025-01-20 20:32:13 - Homeworks - HW S1: course introduction survey is due today (Tuesday, Jan 21st) by midnight - The link is on the [Canvas landing page](https://canvas.its.virginia.edu/courses/140076) - I'll bring a summary in on Thursday - [HW P1: Cryptocurrency Introductory](../hws/intro/index.html) is due the next Tuesday (Jan 28th) by midnight - It's all ready to go - Gradescope submission opens up 3 days before it is due - HW S2 will be a reading (the [Bitcoin whitepaper](https://bitcoinwhitepaper.co/)), due in late January - A PDF of it is also in Canvas' Files (named [bitcoin-whitepaper.pdf](https://canvas.its.virginia.edu/courses/93490/files?preview=6015859)) - Upcoming HWs (not yet ready!) - HW P2 (due Tue, Feb 4th) will be on ECDSA - HW P3 (due Tue, Feb 11th) will be on Bitcoin's blockchain - HW P4 (due Tue, Feb 18th) will be on Bitcoin scripting - Office hours start this week - Mine are M 9-11 and W 2-3 in Rice 402 - TA office hours TBA - This all will be on the [Canvas landing page](https://canvas.its.virginia.edu/courses/93490) - Today we will continue with [encryption](../slides/encryption.html#/) slide set

Blockchain

xkcd # 2267

## Lecture 2: Thu, Jan 16th - [BTC](https://finance.yahoo.com/quote/BTC-USD): `$`96,480; [ETH](https://finance.yahoo.com/quote/ETH-USD): `$`3,186; [ETH gas](https://etherscan.io/gastracker): 6.771 gwei => `$`0.45 @ 2025-01-15 18:08:05 - Homeworks - HW S1: course introduction survey is due next Tuesday (Jan 21st) by midnight - The link is on the [Canvas landing page](https://canvas.its.virginia.edu/courses/140076) - [HW P1: Cryptocurrency Introductory](../hws/intro/index.html) is due the following Tuesday (Jan 28th) by midnight - It's all ready to go - Gradescope submission opens up 3 days before it is due - HW S2 will be a reading (the [Bitcoin whitepaper](https://bitcoinwhitepaper.co/)), due in late January - A PDF of it is also in Canvas' Files (named [bitcoin-whitepaper.pdf](https://canvas.its.virginia.edu/courses/93490/files?preview=6015859)) - Upcoming HWs (not yet ready!) - HW P2 (due Tue, Feb 4th) will be on ECDSA - HW P3 (due Tue, Feb 11th) will be on Bitcoin's blockchain - HW P4 (due Tue, Feb 18th) will be on Bitcoin scripting - Office hours start next week - All are currently TBA; the times will be posted this weekend, but the locations may not be ready until Monday - This all will be on the [Canvas landing page](https://canvas.its.virginia.edu/courses/93490) - Today we will continue with the [Cryptocurrency overview](../slides/overview.html#/) slide set, and then start [encryption](../slides/encryption.html#/)