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- Video
- What is a bit?
- Using bits
- Information representation
- Representation
- Arithmetic overflow
- Memory
- Compression (Morse Code)
- Compression (average length)
- Compression (entropy)
- Shannon and information theory
- Block codes and prefix codes
- Self-information
- First and second order entropy
- Low level bits
- Error correction
- Hamming codes
- Shannon channel coding
- Representing analog information digitally
- Fourier transform
- Digitizing sound
- Bits: representation
- Representing text with bits
- Representing documents: outdated software
- Uncovering hidden text in documents; open-source word-processing software
- Data representation and metaphors
- Metaphor failures: data sanitation and leakage
- Bytes: quantities defined
- The impact of software and hardware obsolescence
- How the Internet works
- Packet delivery: TCP/IP
- The World Wide Web: what is it?
The explosion (exponential growth, you can save/move/analyze)
- Video
- Moore’s law
- Exponential growth
- Opening a bike lock
- Moore’s Law II
- Storage and binary search
- Guest: Professor Jonathan Zittrain, Harvard Law School, author of The Future
of the Internet and How to Stop It
- Bits explosion, continued
- Technology and data access
- Website privacy policies
- Data sources, data storage and privacy
- Privacy versus national security, business interests
- Phishing attacks
- Identity theft
- The impact of software and hardware obsolescence
- How the Internet works
- Packet Delivery: TCP/IP
- The World Wide Web: what is it?
- Social networks: anomalies and pathologies, and the Computer Fraud and Abuse Act
The Internet and the Web
- Video
- IETF and Internet standards
- Structure of the Internet
- About the Doc Searles article
- How packets are transferred
- What are IP addresses
- ICANN
- Internet protocols
- HTTP and cookies
- Internet archive
- Guest: Professor Jonathan Zittrain, Harvard Law School, author of The Future
of the Internet and How to Stop It
- Defamation
- The Communications Decency Act
- The Case of Ken Zeran
- How the Internet works
- Packet delivery: TCP/IP
- The World Wide Web: What is it?
- Why is it called the Internet?
- Comcast case and net neutrality
- Comcast and Bit Torrent protocol
- Comcast case: an introduction
- How the Internet works: ISPs and packet passing
- Anatomy of an Internet packet: TCP and UDP
- Network Neutrality: an introduction
- How do you regulate the Internet?
- How do you make rules for technologies yet unseen?
- How do you regulate the Internet when the technologies keep evolving?
- Net Neutrality: a historical context
- Dave Reed: Early Internet pioneer
- The Lori Drew case: the verdict, and further thoughts
- Cooperation on the Web
- Cooperation on the Web: Wikipedia part 2
- Collective Intelligence: tracking digital trails
Privacy
- Video
- Nothing goes away
- DVD Protection
- Unlikely events
- Is information really deleted?
- Guest Chris Soghoian
- Reasonable network management practices
- Redacted documents
- Privacy policies on the Web
- HTTP and cookies
- Guest Latanya Sweeney: secret sharing
- Tyler Moore talks about phishing scams
- Why the course is called Life, Liberty ...
- Technology and data access
- Website privacy policies
- Data sources, data storage and privacy
- Privacy versus national security, business interests
- Phishing attacks
- Identity theft
- Tracking and monitoring: RFID cards
- Surveillance and national security
- Tracking and monitoring: device
- Tracking and monitoring: privacy versus convenience
- Metaphor failures: Data sanitation and leakage
- Google trends
- Social networks: Anomalies and pathologies, and the Computer Fraud and Abuse Act
- The Lori Drew case: the verdict, and further thoughts
- Collective intelligence: tracking digital trails
Surveillance
- Video
- Guest Chris Soghoian
- Tracking and monitoring: RFID cards
- Surveillance and national security
- Tracking and monitoring: device
- Introduction: history of encryption
- Encryption: history as a military technology; legislative attempts to control
encryption keys
- How to decrypt a cipher, an example of a substitution cipher
- Cryptosystems
- Vigenere's cipher, frequency analysis
- Secure encryption: an introduction
- Public Key Cryptography: Diffie-Hellman key agreement and
- Public Key Cryptography and computing big powers
- Diffie-Hellman Key Agreement
- Additional thoughts re: cryptography
Search
- Video
- What a search engine does
- Internet Archive
- Building a search engine index
- Storage and binary search
- Google index and page rank algorithm
- Google: ads and page ranking
- Content filtering
- Google trends
- Searching the Web
Secrecy and encryption
- Video
- Encryption
- Frequency Analysis
- Why “security through obscurity” fails
- DES and AES
- Public key cryptography
- Modular arithmetic
- Diffie-Hellman continued
- Modular arithmetic in cryptography
- Verifying identity
- Introduction: history of encryption
- Encryption: history as a military technology; legislative attempts to control
encryption keys
- How to decrypt a cipher, an example of a substitution cipher
- Cryptosystems
- Vigenere’s cipher, frequency analysis
- Secure encryption: an introduction
- Public key cryptography: Diffie-Hellman key agreement
- Public Key Cryptography and computing big powers
- Diffie-Hellman Key Agreement
- Additional thoughts re: cryptography
Owning bits—copyright
- Video
- Copyright info
- Proprietary formats
- DVD protection
- Privacy policies on the web
- Guest: intellectual property lawyer Marshall Lerner: free speech and DVD copy
protection
- Books on the Internet
- Copyright, Mickey Mouse and derivative works
- Copyright: an introduction
- RIAA, MPAA concerns re: piracy
- Copyright and metaphor of theft
- Copyright: an overview, continued
- Copyright and derivative works
- Copyright: fair use
- Google Books search
- Guest: Charles Nesson, on copyright
Censorship and free speech
- Video
- Censorship of the Internet
- DVD protection
- Guest Chris Soghoian
- Guest: Professor Jonathan Zittrain, Harvard Law School, author of The Future
of the Internet and How to Stop It
- Defamation
- The Communications Decency Act
- The Case of Ken Zeran
- Why the course is called Life, Liberty ...
- Content filtering
- Introduction: laws governing speech and the development of those laws
- Speech and liability on the Web: two cases compared
- Communications Decency Act and the Web
- CDA Section 230, the Good Samaritan clause
- CDA Section 230, continued
- The Good Samaritan provisions of the CDA ... John Perry Barlow’s Declaration of
Independence of Cyberspace, 1996
The role of government—laws and regulations
- Video
- DVD protection
- Guest Chris Soghoian
- Guest: Professor Jonathan Zittrain, Harvard Law School, author of The Future
of the Internet and How to Stop It
- Why is it called the Internet?
- Comcast case and net neutrality
- Anatomy of an Internet packet; TCP and UDP
- Comcast and Bit Torrent protocol
- Network neutrality: an introduction
- How do you regulate the Internet?
- How do you make rules for technologies yet unseen?
- How do you regulate the Internet when the technologies keep evolving?
Radio and television
- Video
- Low level bits
- Error correction
- Hamming codes
- Shannon channel coding
- Representing analog information digitally
- Fourier transform
- Digitizing sound
- Electromagnetic spectrum
- Transmitting information at different frequencies
- What is modulation?
- Signals and noise
- Decibels
- Transmitting a signal
- Bandwidth
- Shannon and channel capacity
- How mobile phones started
Miscellaneous
- Video
- Introduction
- Probability
- Unlikely events
- Guest Chris Soghoian
- Modular arithmetic
- Modular arithmetic in cryptography
- Guest Latanya Sweeney: secret sharing
- Mark Rasch talks about computer crime
- Tyler Moore talks about phishing scams
- Concluding remarks
- Introduction: Bits reductionism: It’s all bits!
- Introduction: some history
- Why the course is called Life, Liberty ...
- Privacy versus national security, business interests
- Phishing attacks
- Tracking and monitoring: privacy versus convenience
- Bytes: quantities defined
- Net Neutrality: a historical context
- Dave Reed: Early Internet pioneer
- Social networks: Anomalies and pathologies, and the Computer Fraud and Abuse Act
- The Lori Drew case: the verdict, and further thoughts
- Cooperation on the Web
- Cooperation on the Web: Wikipedia, part 1
- Collective intelligence: tracking digital trails
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Curso de Informática em Harvard (em ingles)
