# Summary

[Tor Proposals](README.md)
[All proposals, by number](BY_INDEX.md)
[All proposals, by status](BY_STATUS.md)

# Proposals

 - [`000-index`](./000-index.txt): Index of Tor Proposals (META)
 - [`001-process`](./001-process.txt): The Tor Proposal Process (META)
 - [`098-todo`](./098-todo.txt): Proposals that should be written (OBSOLETE)
 - [`099-misc`](./099-misc.txt): Miscellaneous proposals (OBSOLETE)
 - [`100-tor-spec-udp`](./100-tor-spec-udp.txt): Tor Unreliable Datagram Extension Proposal (DEAD)
 - [`101-dir-voting`](./101-dir-voting.txt): Voting on the Tor Directory System (CLOSED)
 - [`102-drop-opt`](./102-drop-opt.txt): Dropping "opt" from the directory format (CLOSED)
 - [`103-multilevel-keys`](./103-multilevel-keys.txt): Splitting identity key from regularly used signing key (CLOSED)
 - [`104-short-descriptors`](./104-short-descriptors.txt): Long and Short Router Descriptors (CLOSED)
 - [`105-handshake-revision`](./105-handshake-revision.txt): Version negotiation for the Tor protocol (CLOSED)
 - [`106-less-tls-constraint`](./106-less-tls-constraint.txt): Checking fewer things during TLS handshakes (CLOSED)
 - [`107-uptime-sanity-checking`](./107-uptime-sanity-checking.txt): Uptime Sanity Checking (CLOSED)
 - [`108-mtbf-based-stability`](./108-mtbf-based-stability.txt): Base "Stable" Flag on Mean Time Between Failures (CLOSED)
 - [`109-no-sharing-ips`](./109-no-sharing-ips.txt): No more than one server per IP address (CLOSED)
 - [`110-avoid-infinite-circuits`](./110-avoid-infinite-circuits.txt): Avoiding infinite length circuits (CLOSED)
 - [`111-local-traffic-priority`](./111-local-traffic-priority.txt): Prioritizing local traffic over relayed traffic (CLOSED)
 - [`112-bring-back-pathlencoinweight`](./112-bring-back-pathlencoinweight.txt): Bring Back Pathlen Coin Weight (SUPERSEDED)
 - [`113-fast-authority-interface`](./113-fast-authority-interface.txt): Simplifying directory authority administration (SUPERSEDED)
 - [`114-distributed-storage`](./114-distributed-storage.txt): Distributed Storage for Tor Hidden Service Descriptors (CLOSED)
 - [`115-two-hop-paths`](./115-two-hop-paths.txt): Two Hop Paths (DEAD)
 - [`116-two-hop-paths-from-guard`](./116-two-hop-paths-from-guard.txt): Two hop paths from entry guards (DEAD)
 - [`117-ipv6-exits`](./117-ipv6-exits.txt): IPv6 exits (CLOSED)
 - [`118-multiple-orports`](./118-multiple-orports.txt): Advertising multiple ORPorts at once (SUPERSEDED)
 - [`119-controlport-auth`](./119-controlport-auth.txt): New PROTOCOLINFO command for controllers (CLOSED)
 - [`120-shutdown-descriptors`](./120-shutdown-descriptors.txt): Shutdown descriptors when Tor servers stop (DEAD)
 - [`121-hidden-service-authentication`](./121-hidden-service-authentication.txt): Hidden Service Authentication (CLOSED)
 - [`122-unnamed-flag`](./122-unnamed-flag.txt): Network status entries need a new Unnamed flag (CLOSED)
 - [`123-autonaming`](./123-autonaming.txt): Naming authorities automatically create bindings (CLOSED)
 - [`124-tls-certificates`](./124-tls-certificates.txt): Blocking resistant TLS certificate usage (SUPERSEDED)
 - [`125-bridges`](./125-bridges.txt): Behavior for bridge users, bridge relays, and bridge authorities (CLOSED)
 - [`126-geoip-reporting`](./126-geoip-reporting.txt): Getting GeoIP data and publishing usage summaries (CLOSED)
 - [`127-dirport-mirrors-downloads`](./127-dirport-mirrors-downloads.txt): Relaying dirport requests to Tor download site / website (OBSOLETE)
 - [`128-bridge-families`](./128-bridge-families.txt): Families of private bridges (DEAD)
 - [`129-reject-plaintext-ports`](./129-reject-plaintext-ports.txt): Block Insecure Protocols by Default (CLOSED)
 - [`130-v2-conn-protocol`](./130-v2-conn-protocol.txt): Version 2 Tor connection protocol (CLOSED)
 - [`131-verify-tor-usage`](./131-verify-tor-usage.txt): Help users to verify they are using Tor (OBSOLETE)
 - [`132-browser-check-tor-service`](./132-browser-check-tor-service.txt): A Tor Web Service For Verifying Correct Browser Configuration (OBSOLETE)
 - [`133-unreachable-ors`](./133-unreachable-ors.txt): Incorporate Unreachable ORs into the Tor Network (RESERVE)
 - [`134-robust-voting`](./134-robust-voting.txt): More robust consensus voting with diverse authority sets (REJECTED)
 - [`135-private-tor-networks`](./135-private-tor-networks.txt): Simplify Configuration of Private Tor Networks (CLOSED)
 - [`136-legacy-keys`](./136-legacy-keys.txt): Mass authority migration with legacy keys (CLOSED)
 - [`137-bootstrap-phases`](./137-bootstrap-phases.txt): Keep controllers informed as Tor bootstraps (CLOSED)
 - [`138-remove-down-routers-from-consensus`](./138-remove-down-routers-from-consensus.txt): Remove routers that are not Running from consensus documents (CLOSED)
 - [`139-conditional-consensus-download`](./139-conditional-consensus-download.txt): Download consensus documents only when it will be trusted (CLOSED)
 - [`140-consensus-diffs`](./140-consensus-diffs.txt): Provide diffs between consensuses (CLOSED)
 - [`141-jit-sd-downloads`](./141-jit-sd-downloads.txt): Download server descriptors on demand (OBSOLETE)
 - [`142-combine-intro-and-rend-points`](./142-combine-intro-and-rend-points.txt): Combine Introduction and Rendezvous Points (DEAD)
 - [`143-distributed-storage-improvements`](./143-distributed-storage-improvements.txt): Improvements of Distributed Storage for Tor Hidden Service Descriptors (SUPERSEDED)
 - [`144-enforce-distinct-providers`](./144-enforce-distinct-providers.txt): Increase the diversity of circuits by detecting nodes belonging the same provider (OBSOLETE)
 - [`145-newguard-flag`](./145-newguard-flag.txt): Separate "suitable as a guard" from "suitable as a new guard" (SUPERSEDED)
 - [`146-long-term-stability`](./146-long-term-stability.txt): Add new flag to reflect long-term stability (SUPERSEDED)
 - [`147-prevoting-opinions`](./147-prevoting-opinions.txt): Eliminate the need for v2 directories in generating v3 directories (REJECTED)
 - [`148-uniform-client-end-reason`](./148-uniform-client-end-reason.txt): Stream end reasons from the client side should be uniform (CLOSED)
 - [`149-using-netinfo-data`](./149-using-netinfo-data.txt): Using data from NETINFO cells (SUPERSEDED)
 - [`150-exclude-exit-nodes`](./150-exclude-exit-nodes.txt): Exclude Exit Nodes from a circuit (CLOSED)
 - [`151-path-selection-improvements`](./151-path-selection-improvements.txt): Improving Tor Path Selection (CLOSED)
 - [`152-single-hop-circuits`](./152-single-hop-circuits.txt): Optionally allow exit from single-hop circuits (CLOSED)
 - [`153-automatic-software-update-protocol`](./153-automatic-software-update-protocol.txt): Automatic software update protocol (SUPERSEDED)
 - [`154-automatic-updates`](./154-automatic-updates.txt): Automatic Software Update Protocol (SUPERSEDED)
 - [`155-four-hidden-service-improvements`](./155-four-hidden-service-improvements.txt): Four Improvements of Hidden Service Performance (CLOSED)
 - [`156-tracking-blocked-ports`](./156-tracking-blocked-ports.txt): Tracking blocked ports on the client side (SUPERSEDED)
 - [`157-specific-cert-download`](./157-specific-cert-download.txt): Make certificate downloads specific (CLOSED)
 - [`158-microdescriptors`](./158-microdescriptors.txt): Clients download consensus + microdescriptors (CLOSED)
 - [`159-exit-scanning`](./159-exit-scanning.txt): Exit Scanning (INFORMATIONAL)
 - [`160-bandwidth-offset`](./160-bandwidth-offset.txt): Authorities vote for bandwidth offsets in consensus (CLOSED)
 - [`161-computing-bandwidth-adjustments`](./161-computing-bandwidth-adjustments.txt): Computing Bandwidth Adjustments (CLOSED)
 - [`162-consensus-flavors`](./162-consensus-flavors.txt): Publish the consensus in multiple flavors (CLOSED)
 - [`163-detecting-clients`](./163-detecting-clients.txt): Detecting whether a connection comes from a client (SUPERSEDED)
 - [`164-reporting-server-status`](./164-reporting-server-status.txt): Reporting the status of server votes (OBSOLETE)
 - [`165-simple-robust-voting`](./165-simple-robust-voting.txt): Easy migration for voting authority sets (REJECTED)
 - [`166-statistics-extra-info-docs`](./166-statistics-extra-info-docs.txt): Including Network Statistics in Extra-Info Documents (CLOSED)
 - [`167-params-in-consensus`](./167-params-in-consensus.txt): Vote on network parameters in consensus (CLOSED)
 - [`168-reduce-circwindow`](./168-reduce-circwindow.txt): Reduce default circuit window (REJECTED)
 - [`169-eliminating-renegotiation`](./169-eliminating-renegotiation.txt): Eliminate TLS renegotiation for the Tor connection handshake (SUPERSEDED)
 - [`170-user-path-config`](./170-user-path-config.txt): Configuration options regarding circuit building (SUPERSEDED)
 - [`171-separate-streams`](./171-separate-streams.txt): Separate streams across circuits by connection metadata (CLOSED)
 - [`172-circ-getinfo-option`](./172-circ-getinfo-option.txt): GETINFO controller option for circuit information (RESERVE)
 - [`173-getinfo-option-expansion`](./173-getinfo-option-expansion.txt): GETINFO Option Expansion (OBSOLETE)
 - [`174-optimistic-data-server`](./174-optimistic-data-server.txt): Optimistic Data for Tor: Server Side (CLOSED)
 - [`175-automatic-node-promotion`](./175-automatic-node-promotion.txt): Automatically promoting Tor clients to nodes (REJECTED)
 - [`176-revising-handshake`](./176-revising-handshake.txt): Proposed version-3 link handshake for Tor (CLOSED)
 - [`177-flag-abstention`](./177-flag-abstention.txt): Abstaining from votes on individual flags (RESERVE)
 - [`178-param-voting`](./178-param-voting.txt): Require majority of authorities to vote for consensus parameters (CLOSED)
 - [`179-TLS-cert-and-parameter-normalization`](./179-TLS-cert-and-parameter-normalization.txt): TLS certificate and parameter normalization (CLOSED)
 - [`180-pluggable-transport`](./180-pluggable-transport.txt): Pluggable transports for circumvention (CLOSED)
 - [`181-optimistic-data-client`](./181-optimistic-data-client.txt): Optimistic Data for Tor: Client Side (CLOSED)
 - [`182-creditbucket`](./182-creditbucket.txt): Credit Bucket (OBSOLETE)
 - [`183-refillintervals`](./183-refillintervals.txt): Refill Intervals (CLOSED)
 - [`184-v3-link-protocol`](./184-v3-link-protocol.txt): Miscellaneous changes for a v3 Tor link protocol (CLOSED)
 - [`185-dir-without-dirport`](./185-dir-without-dirport.txt): Directory caches without DirPort (SUPERSEDED)
 - [`186-multiple-orports`](./186-multiple-orports.txt): Multiple addresses for one OR or bridge (CLOSED)
 - [`187-allow-client-auth`](./187-allow-client-auth.txt): Reserve a cell type to allow client authorization (CLOSED)
 - [`188-bridge-guards`](./188-bridge-guards.txt): Bridge Guards and other anti-enumeration defenses (RESERVE)
 - [`189-authorize-cell`](./189-authorize-cell.txt): AUTHORIZE and AUTHORIZED cells (OBSOLETE)
 - [`190-shared-secret-bridge-authorization`](./190-shared-secret-bridge-authorization.txt): Bridge Client Authorization Based on a Shared Secret (OBSOLETE)
 - [`191-mitm-bridge-detection-resistance`](./191-mitm-bridge-detection-resistance.txt): Bridge Detection Resistance against MITM-capable Adversaries (OBSOLETE)
 - [`192-store-bridge-information`](./192-store-bridge-information.txt): Automatically retrieve and store information about bridges (OBSOLETE)
 - [`193-safe-cookie-authentication`](./193-safe-cookie-authentication.txt): Safe cookie authentication for Tor controllers (CLOSED)
 - [`194-mnemonic-urls`](./194-mnemonic-urls.txt): Mnemonic .onion URLs (SUPERSEDED)
 - [`195-TLS-normalization-for-024`](./195-TLS-normalization-for-024.txt): TLS certificate normalization for Tor 0.2.4.x (DEAD)
 - [`196-transport-control-ports`](./196-transport-control-ports.txt): Extended ORPort and TransportControlPort (CLOSED)
 - [`197-postmessage-ipc`](./197-postmessage-ipc.txt): Message-based Inter-Controller IPC Channel (REJECTED)
 - [`198-restore-clienthello-semantics`](./198-restore-clienthello-semantics.txt): Restore semantics of TLS ClientHello (CLOSED)
 - [`199-bridgefinder-integration`](./199-bridgefinder-integration.txt): Integration of BridgeFinder and BridgeFinderHelper (OBSOLETE)
 - [`200-new-create-and-extend-cells`](./200-new-create-and-extend-cells.txt): Adding new, extensible CREATE, EXTEND, and related cells (CLOSED)
 - [`201-bridge-v3-reqs-stats`](./201-bridge-v3-reqs-stats.txt): Make bridges report statistics on daily v3 network status requests (RESERVE)
 - [`202-improved-relay-crypto`](./202-improved-relay-crypto.txt): Two improved relay encryption protocols for Tor cells (META)
 - [`203-https-frontend`](./203-https-frontend.txt): Avoiding censorship by impersonating an HTTPS server (OBSOLETE)
 - [`204-hidserv-subdomains`](./204-hidserv-subdomains.txt): Subdomain support for Hidden Service addresses (CLOSED)
 - [`205-local-dnscache`](./205-local-dnscache.txt): Remove global client-side DNS caching (CLOSED)
 - [`206-directory-sources`](./206-directory-sources.txt): Preconfigured directory sources for bootstrapping (CLOSED)
 - [`207-directory-guards`](./207-directory-guards.txt): Directory guards (CLOSED)
 - [`208-ipv6-exits-redux`](./208-ipv6-exits-redux.txt): IPv6 Exits Redux (CLOSED)
 - [`209-path-bias-tuning`](./209-path-bias-tuning.txt): Tuning the Parameters for the Path Bias Defense (OBSOLETE)
 - [`210-faster-headless-consensus-bootstrap`](./210-faster-headless-consensus-bootstrap.txt): Faster Headless Consensus Bootstrapping (SUPERSEDED)
 - [`211-mapaddress-tor-status`](./211-mapaddress-tor-status.txt): Internal Mapaddress for Tor Configuration Testing (RESERVE)
 - [`212-using-old-consensus`](./212-using-old-consensus.txt): Increase Acceptable Consensus Age (NEEDS-REVISION)
 - [`213-remove-stream-sendmes`](./213-remove-stream-sendmes.txt): Remove stream-level sendmes from the design (DEAD)
 - [`214-longer-circids`](./214-longer-circids.txt): Allow 4-byte circuit IDs in a new link protocol (CLOSED)
 - [`215-update-min-consensus-ver`](./215-update-min-consensus-ver.txt): Let the minimum consensus method change with time (CLOSED)
 - [`216-ntor-handshake`](./216-ntor-handshake.txt): Improved circuit-creation key exchange (CLOSED)
 - [`217-ext-orport-auth`](./217-ext-orport-auth.txt): Tor Extended ORPort Authentication (CLOSED)
 - [`218-usage-controller-events`](./218-usage-controller-events.txt): Controller events to better understand connection/circuit usage (CLOSED)
 - [`219-expanded-dns`](./219-expanded-dns.txt): Support for full DNS and DNSSEC resolution in Tor (NEEDS-REVISION)
 - [`220-ecc-id-keys`](./220-ecc-id-keys.txt): Migrate server identity keys to Ed25519 (CLOSED)
 - [`221-stop-using-create-fast`](./221-stop-using-create-fast.txt): Stop using CREATE_FAST (CLOSED)
 - [`222-remove-client-timestamps`](./222-remove-client-timestamps.txt): Stop sending client timestamps (CLOSED)
 - [`223-ace-handshake`](./223-ace-handshake.txt): Ace: Improved circuit-creation key exchange (RESERVE)
 - [`224-rend-spec-ng`](./224-rend-spec-ng.txt): Next-Generation Hidden Services in Tor (CLOSED)
 - [`225-strawman-shared-rand`](./225-strawman-shared-rand.txt): Strawman proposal: commit-and-reveal shared rng (SUPERSEDED)
 - [`226-bridgedb-database-improvements`](./226-bridgedb-database-improvements.txt): "Scalability and Stability Improvements to BridgeDB: Switching to a Distributed Database System and RDBMS" (RESERVE)
 - [`227-vote-on-package-fingerprints`](./227-vote-on-package-fingerprints.txt): Include package fingerprints in consensus documents (CLOSED)
 - [`228-cross-certification-onionkeys`](./228-cross-certification-onionkeys.txt): Cross-certifying identity keys with onion keys (CLOSED)
 - [`229-further-socks5-extensions`](./229-further-socks5-extensions.txt): Further SOCKS5 extensions (REJECTED)
 - [`230-rsa1024-relay-id-migration`](./230-rsa1024-relay-id-migration.txt): How to change RSA1024 relay identity keys (OBSOLETE)
 - [`231-migrate-authority-rsa1024-ids`](./231-migrate-authority-rsa1024-ids.txt): Migrating authority RSA1024 identity keys (OBSOLETE)
 - [`232-pluggable-transports-through-proxy`](./232-pluggable-transports-through-proxy.txt): Pluggable Transport through SOCKS proxy (CLOSED)
 - [`233-quicken-tor2web-mode`](./233-quicken-tor2web-mode.txt): Making Tor2Web mode faster (REJECTED)
 - [`234-remittance-addresses`](./234-remittance-addresses.txt): Adding remittance field to directory specification (REJECTED)
 - [`235-kill-named-flag`](./235-kill-named-flag.txt): Stop assigning (and eventually supporting) the Named flag (CLOSED)
 - [`236-single-guard-node`](./236-single-guard-node.txt): The move to a single guard node (CLOSED)
 - [`237-directory-servers-for-all`](./237-directory-servers-for-all.txt): All relays are directory servers (CLOSED)
 - [`238-hs-relay-stats`](./238-hs-relay-stats.txt): Better hidden service stats from Tor relays (CLOSED)
 - [`239-consensus-hash-chaining`](./239-consensus-hash-chaining.txt): Consensus Hash Chaining (OPEN)
 - [`240-auth-cert-revocation`](./240-auth-cert-revocation.txt): Early signing key revocation for directory authorities (OPEN)
 - [`241-suspicious-guard-turnover`](./241-suspicious-guard-turnover.txt): Resisting guard-turnover attacks (REJECTED)
 - [`242-better-families`](./242-better-families.txt): Better performance and usability for the MyFamily option (SUPERSEDED)
 - [`243-hsdir-flag-need-stable`](./243-hsdir-flag-need-stable.txt): Give out HSDir flag only to relays with Stable flag (CLOSED)
 - [`244-use-rfc5705-for-tls-binding`](./244-use-rfc5705-for-tls-binding.txt): Use RFC5705 Key Exporting in our AUTHENTICATE calls (CLOSED)
 - [`245-tap-out`](./245-tap-out.txt): Deprecating and removing the TAP circuit extension protocol (NEEDS-REVISION)
 - [`246-merge-hsdir-and-intro`](./246-merge-hsdir-and-intro.txt): Merging Hidden Service Directories and Introduction Points (REJECTED)
 - [`247-hs-guard-discovery`](./247-hs-guard-discovery.txt): Defending Against Guard Discovery Attacks using Vanguards (SUPERSEDED)
 - [`248-removing-rsa-identities`](./248-removing-rsa-identities.txt): Remove all RSA identity keys (NEEDS-REVISION)
 - [`249-large-create-cells`](./249-large-create-cells.txt): Allow CREATE cells with >505 bytes of handshake data (SUPERSEDED)
 - [`250-commit-reveal-consensus`](./250-commit-reveal-consensus.txt): Random Number Generation During Tor Voting (CLOSED)
 - [`251-netflow-padding`](./251-netflow-padding.txt): Padding for netflow record resolution reduction (CLOSED)
 - [`252-single-onion`](./252-single-onion.txt): Single Onion Services (SUPERSEDED)
 - [`253-oob-hmac`](./253-oob-hmac.txt): Out of Band Circuit HMACs (DEAD)
 - [`254-padding-negotiation`](./254-padding-negotiation.txt): Padding Negotiation (CLOSED)
 - [`255-hs-load-balancing`](./255-hs-load-balancing.txt): Controller features to allow for load-balancing hidden services (RESERVE)
 - [`256-key-revocation`](./256-key-revocation.txt): Key revocation for relays and authorities (RESERVE)
 - [`257-hiding-authorities`](./257-hiding-authorities.txt): Refactoring authorities and making them more isolated from the net (META)
 - [`258-dirauth-dos`](./258-dirauth-dos.txt): Denial-of-service resistance for directory authorities (DEAD)
 - [`259-guard-selection`](./259-guard-selection.txt): New Guard Selection Behaviour (OBSOLETE)
 - [`260-rend-single-onion`](./260-rend-single-onion.txt): Rendezvous Single Onion Services (FINISHED)
 - [`261-aez-crypto`](./261-aez-crypto.txt): AEZ for relay cryptography (OBSOLETE)
 - [`262-rekey-circuits`](./262-rekey-circuits.txt): Re-keying live circuits with new cryptographic material (RESERVE)
 - [`263-ntru-for-pq-handshake`](./263-ntru-for-pq-handshake.txt): Request to change key exchange protocol for handshake v1.2 (OBSOLETE)
 - [`264-subprotocol-versions`](./264-subprotocol-versions.txt): Putting version numbers on the Tor subprotocols (CLOSED)
 - [`265-load-balancing-with-overhead`](./265-load-balancing-with-overhead.txt): Load Balancing with Overhead Parameters (OPEN)
 - [`266-removing-current-obsolete-clients`](./266-removing-current-obsolete-clients.txt): Removing current obsolete clients from the Tor network (SUPERSEDED)
 - [`267-tor-consensus-transparency`](./267-tor-consensus-transparency.txt): Tor Consensus Transparency (OPEN)
 - [`268-guard-selection`](./268-guard-selection.txt): New Guard Selection Behaviour (OBSOLETE)
 - [`269-hybrid-handshake`](./269-hybrid-handshake.txt): Transitionally secure hybrid handshakes (NEEDS-REVISION)
 - [`270-newhope-hybrid-handshake`](./270-newhope-hybrid-handshake.txt): RebelAlliance: A Post-Quantum Secure Hybrid Handshake Based on NewHope (OBSOLETE)
 - [`271-another-guard-selection`](./271-another-guard-selection.txt): Another algorithm for guard selection (CLOSED)
 - [`272-valid-and-running-by-default`](./272-valid-and-running-by-default.txt): Listed routers should be Valid, Running, and treated as such (CLOSED)
 - [`273-exit-relay-pinning`](./273-exit-relay-pinning.txt): Exit relay pinning for web services (RESERVE)
 - [`274-rotate-onion-keys-less`](./274-rotate-onion-keys-less.txt): Rotate onion keys less frequently (CLOSED)
 - [`275-md-published-time-is-silly`](./275-md-published-time-is-silly.txt): Stop including meaningful "published" time in microdescriptor consensus (CLOSED)
 - [`276-lower-bw-granularity`](./276-lower-bw-granularity.txt): Report bandwidth with lower granularity in consensus documents (DEAD)
 - [`277-detect-id-sharing`](./277-detect-id-sharing.txt): Detect multiple relay instances running with same ID (OPEN)
 - [`278-directory-compression-scheme-negotiation`](./278-directory-compression-scheme-negotiation.txt): Directory Compression Scheme Negotiation (CLOSED)
 - [`279-naming-layer-api`](./279-naming-layer-api.txt): A Name System API for Tor Onion Services (NEEDS-REVISION)
 - [`280-privcount-in-tor`](./280-privcount-in-tor.txt): Privacy-Preserving Statistics with Privcount in Tor (SUPERSEDED)
 - [`281-bulk-md-download`](./281-bulk-md-download.txt): Downloading microdescriptors in bulk (RESERVE)
 - [`282-remove-named-from-consensus`](./282-remove-named-from-consensus.txt): Remove "Named" and "Unnamed" handling from consensus voting (ACCEPTED)
 - [`283-ipv6-in-micro-consensus`](./283-ipv6-in-micro-consensus.txt): Move IPv6 ORPorts from microdescriptors to the microdesc consensus (CLOSED)
 - [`284-hsv3-control-port`](./284-hsv3-control-port.txt): Hidden Service v3 Control Port (CLOSED)
 - [`285-utf-8`](./285-utf-8.txt): Directory documents should be standardized as UTF-8 (ACCEPTED)
 - [`286-hibernation-api`](./286-hibernation-api.txt): Controller APIs for hibernation access on mobile (REJECTED)
 - [`287-reduce-lifetime`](./287-reduce-lifetime.txt): Reduce circuit lifetime without overloading the network (OPEN)
 - [`288-privcount-with-shamir`](./288-privcount-with-shamir.txt): Privacy-Preserving Statistics with Privcount in Tor (Shamir version) (RESERVE)
 - [`289-authenticated-sendmes`](./289-authenticated-sendmes.txt): Authenticating sendme cells to mitigate bandwidth attacks (CLOSED)
 - [`290-deprecate-consensus-methods`](./290-deprecate-consensus-methods.txt): Continuously update consensus methods (META)
 - [`291-two-guard-nodes`](./291-two-guard-nodes.txt): The move to two guard nodes (FINISHED)
 - [`292-mesh-vanguards`](./292-mesh-vanguards.txt): Mesh-based vanguards (CLOSED)
 - [`293-know-when-to-publish`](./293-know-when-to-publish.txt): Other ways for relays to know when to publish (CLOSED)
 - [`294-tls-1.3`](./294-tls-1.3.txt): TLS 1.3 Migration (DRAFT)
 - [`295-relay-crypto-with-adl`](./295-relay-crypto-with-adl.txt): Using ADL for relay cryptography (solving the crypto-tagging attack) (OPEN)
 - [`296-expose-bandwidth-files`](./296-expose-bandwidth-files.txt): Have Directory Authorities expose raw bandwidth list files (CLOSED)
 - [`297-safer-protover-shutdowns`](./297-safer-protover-shutdowns.txt): Relaxing the protover-based shutdown rules (CLOSED)
 - [`298-canonical-families`](./298-canonical-families.txt): Putting family lines in canonical form (CLOSED)
 - [`299-ip-failure-count`](./299-ip-failure-count.txt): Preferring IPv4 or IPv6 based on IP Version Failure Count (SUPERSEDED)
 - [`300-walking-onions`](./300-walking-onions.txt): Walking Onions: Scaling and Saving Bandwidth (INFORMATIONAL)
 - [`301-dont-vote-on-package-fingerprints`](./301-dont-vote-on-package-fingerprints.txt): Don't include package fingerprints in consensus documents (CLOSED)
 - [`302-padding-machines-for-onion-clients`](./302-padding-machines-for-onion-clients.txt): Hiding onion service clients using padding (CLOSED)
 - [`303-protover-removal-policy`](./303-protover-removal-policy.txt): When and how to remove support for protocol versions (OPEN)
 - [`304-socks5-extending-hs-error-codes`](./304-socks5-extending-hs-error-codes.txt): Extending SOCKS5 Onion Service Error Codes (CLOSED)
 - [`305-establish-intro-dos-defense-extention`](./305-establish-intro-dos-defense-extention.txt): ESTABLISH_INTRO Cell DoS Defense Extension (CLOSED)
 - [`306-ipv6-happy-eyeballs`](./306-ipv6-happy-eyeballs.txt): A Tor Implementation of IPv6 Happy Eyeballs (OPEN)
 - [`307-onionbalance-v3`](./307-onionbalance-v3.txt): Onion Balance Support for Onion Service v3 (RESERVE)
 - [`308-counter-galois-onion`](./308-counter-galois-onion.txt): Counter Galois Onion: A New Proposal for Forward-Secure Relay Cryptography (SUPERSEDED)
 - [`309-optimistic-socks-in-tor`](./309-optimistic-socks-in-tor.txt): Optimistic SOCKS Data (OPEN)
 - [`310-bandaid-on-guard-selection`](./310-bandaid-on-guard-selection.txt): Towards load-balancing in Prop 271 (CLOSED)
 - [`311-relay-ipv6-reachability`](./311-relay-ipv6-reachability.txt): Tor Relay IPv6 Reachability (ACCEPTED)
 - [`312-relay-auto-ipv6-addr`](./312-relay-auto-ipv6-addr.txt): Tor Relay Automatic IPv6 Address Discovery (ACCEPTED)
 - [`313-relay-ipv6-stats`](./313-relay-ipv6-stats.txt): Tor Relay IPv6 Statistics (ACCEPTED)
 - [`314-allow-markdown-proposals`](./314-allow-markdown-proposals.md): Allow Markdown for proposal format (CLOSED)
 - [`315-update-dir-required-fields`](./315-update-dir-required-fields.txt): Updating the list of fields required in directory documents (CLOSED)
 - [`316-flashflow`](./316-flashflow.md): FlashFlow: A Secure Speed Test for Tor (Parent Proposal) (DRAFT)
 - [`317-secure-dns-name-resolution`](./317-secure-dns-name-resolution.txt): Improve security aspects of DNS name resolution (NEEDS-REVISION)
 - [`318-limit-protovers`](./318-limit-protovers.md): Limit protover values to 0-63 (CLOSED)
 - [`319-wide-everything`](./319-wide-everything.md): RELAY_FRAGMENT cells (OBSOLETE)
 - [`320-tap-out-again`](./320-tap-out-again.md): Removing TAP usage from v2 onion services (REJECTED)
 - [`321-happy-families`](./321-happy-families.md): Better performance and usability for the MyFamily option (v2) (ACCEPTED)
 - [`322-dirport-linkspec`](./322-dirport-linkspec.md): Extending link specifiers to include the directory port (OPEN)
 - [`323-walking-onions-full`](./323-walking-onions-full.md): Specification for Walking Onions (OPEN)
 - [`324-rtt-congestion-control`](./324-rtt-congestion-control.txt): RTT-based Congestion Control for Tor (FINISHED)
 - [`325-packed-relay-cells`](./325-packed-relay-cells.md): Packed relay cells: saving space on small commands (OBSOLETE)
 - [`326-tor-relay-well-known-uri-rfc8615`](./326-tor-relay-well-known-uri-rfc8615.md): The "tor-relay" Well-Known Resource Identifier (OPEN)
 - [`327-pow-over-intro`](./327-pow-over-intro.txt): A First Take at PoW Over Introduction Circuits (CLOSED)
 - [`328-relay-overload-report`](./328-relay-overload-report.md): Make Relays Report When They Are Overloaded (CLOSED)
 - [`329-traffic-splitting`](./329-traffic-splitting.txt): Overcoming Tor's Bottlenecks with Traffic Splitting (FINISHED)
 - [`330-authority-contact`](./330-authority-contact.md): Modernizing authority contact entries (OPEN)
 - [`331-res-tokens-for-anti-dos`](./331-res-tokens-for-anti-dos.md): Res tokens: Anonymous Credentials for Onion Service DoS Resilience (DRAFT)
 - [`332-ntor-v3-with-extra-data`](./332-ntor-v3-with-extra-data.md): Ntor protocol with extra data, version 3 (CLOSED)
 - [`333-vanguards-lite`](./333-vanguards-lite.md): Vanguards lite (CLOSED)
 - [`334-middle-only-flag`](./334-middle-only-flag.txt): A Directory Authority Flag To Mark Relays As Middle-only (SUPERSEDED)
 - [`335-middle-only-redux`](./335-middle-only-redux.md): An authority-only design for MiddleOnly (CLOSED)
 - [`336-randomize-guard-retries`](./336-randomize-guard-retries.md): Randomized schedule for guard retries (CLOSED)
 - [`337-simpler-guard-usability`](./337-simpler-guard-usability.md): A simpler way to decide, "Is this guard usable?" (CLOSED)
 - [`338-netinfo-y2038`](./338-netinfo-y2038.md): Use an 8-byte timestamp in NETINFO cells (ACCEPTED)
 - [`339-udp-over-tor`](./339-udp-over-tor.md): UDP traffic over Tor (ACCEPTED)
 - [`340-packed-and-fragmented`](./340-packed-and-fragmented.md): Packed and fragmented relay messages (OPEN)
 - [`341-better-oos`](./341-better-oos.md): A better algorithm for out-of-sockets eviction (OPEN)
 - [`342-decouple-hs-interval`](./342-decouple-hs-interval.md): Decoupling hs_interval and SRV lifetime (DRAFT)
 - [`343-rend-caa`](./343-rend-caa.txt): CAA Extensions for the Tor Rendezvous Specification (OPEN)
 - [`344-protocol-info-leaks`](./344-protocol-info-leaks.txt): Prioritizing Protocol Information Leaks in Tor (OPEN)
 - [`345-specs-in-mdbook`](./345-specs-in-mdbook.md): Migrating the tor specifications to mdbook (CLOSED)
 - [`346-protovers-again`](./346-protovers-again.md): Clarifying and extending the use of protocol versioning (OPEN)
 - [`347-domain-separation`](./347-domain-separation.md): Domain separation for certificate signing keys (OPEN)
 - [`348-udp-app-support`](./348-udp-app-support.md): UDP Application Support in Tor (OPEN)
 - [`349-command-state-validation`](./349-command-state-validation.md): Client-Side Command Acceptance Validation (DRAFT)



