Web Browsers

  1. URL Processing and Navigation
    1. URL Structure and Components
      1. Protocol Specification
        1. Domain Name Components
          1. Path and Query Parameters
            1. Fragment Identifiers
              1. URL Encoding and Decoding
              2. Address Bar Input Processing
                1. Input Validation
                  1. Search vs URL Detection
                    1. Autocomplete Algorithms
                      1. Suggestion Ranking
                      2. DNS Resolution Process
                        1. DNS Query Types
                          1. DNS Caching Strategies
                            1. DNS over HTTPS (DoH)
                              1. DNS Failure Handling
                                1. Local DNS Configuration
                                2. Connection Establishment
                                  1. TCP Three-Way Handshake
                                    1. Connection Pooling
                                      1. Keep-Alive Connections
                                        1. Connection Timeout Handling
                                        2. TLS/SSL Security Layer
                                          1. Certificate Chain Validation
                                            1. Cipher Suite Negotiation
                                              1. Perfect Forward Secrecy
                                                1. Certificate Pinning
                                                  1. Mixed Content Handling
                                                  2. HTTP Request Formation
                                                    1. Request Method Selection
                                                      1. Header Construction
                                                        1. Authentication Headers
                                                          1. Content Negotiation
                                                          2. Response Processing
                                                            1. Status Code Interpretation
                                                              1. Header Parsing
                                                                1. Content-Type Handling
                                                                  1. Redirect Processing
                                                                    1. Error Response Handling

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                                                                  2. Core Browser Architecture

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                                                                  4. Rendering Engine Deep Dive