"Alert! Iconic Internet Door of Fun" is an anagram of "Electronic Frontier Foundation" (which was placed over a doorway at EFF's office using the letters from an old EFF wall sign following the switch to EFF's new logo).
You can solve these other anagrams as follows:
- An Owl (White)  → Wil Wheaton
- Buy Our Resplendent Pariah  → Barney the Purple Dinosaur
- Chi Flake  → Life Hack
- Cozy Tsar Leg  → Let's Go Crazy
- Easy Cogent Cranial Unity  → National Security Agency
- Entrepreneurs' Camaraderie is a Godsend That Points to Hunts  → The net interprets censorship as damage and routes around it
- Feudal Bath Flu  → Bluffdale, Utah
- Heathen Violates Norm on Sharp Visors  → Photos have neither morals nor visas
- Inner Coffee Lot  → EFFector Online
- Javelin Tack  → Jack Valenti
- Joe + John's Channel  → Jon Lech Johansen
- Peltry Scent  → Let's Encrypt
- Rosy Dry Milk Vat  → Dmitry Sklyarov
- Sedate My Boss  → Adobe Systems
- Silly Paw Goblin Glee  → Illegal Spying Below
- Ten Robocop Stars Code Tin Drum  → Customs and Border Protection
- True Heir to Noon  → The Onion Router
- Waldo Swing  → Godwin's Law
- Warm Sage  → War Games
- Your Handstand is Ill  → This Land is Your Land
At an EFF party, Star Trek: The Next Generation actor WIL WHEATON fought a live boxing match against the television character BARNEY THE PURPLE DINOSAUR to protest copyright abuses by the character's copyright holders.
At the MGM v. Grokster Supreme Court argument in 2005, EFF staff got Motion Picture Association of America president JACK VALENTI to autograph a physical Betamax videocasette.
EFF board member Dave Farber's adage "PHOTOS HAVE NEITHER MORALS NOR VISAS" relates to the difficulties in enforcing jurisdictional distinctions online.
EFF cofounder John Gilmore's adage "THE NET INTERPRETS CENSORSHIP AS DAMAGE AND ROUTES AROUND IT" was originally about the behavior of newsgroup software when system administrators attempted to remove posts they disliked.
EFF has regularly participated in DEF CON, an event named after a military jargon term popularized in the computer security community by the film WAR GAMES, which also gave us other hacker catchphrases, tropes, and, allegedly, the Computer Fraud and Abuse Act.
EFF helped found the largest public certificate authority service, known as LET'S ENCRYPT.
EFF research in connection with a copyright threat against an online creator showed that the classic song "THIS LAND IS YOUR LAND" is in the public domain. (No, it's not "Happy Birthday to You"!)
EFF sponsored early-stage development of the online privacy software Tor, which was then understood as an acronym for "THE ONION ROUTER". (Following rebranding, Tor developers say it is no longer considered an acronym.)
EFF's Alasaad case challenges warrantless searches of electronic devices carried out mainly by the U.S. CUSTOMS AND BORDER PROTECTION agency.
EFF's first staff attorney coined the adage known as GODWIN'S LAW about Internet users' propensity to make often-facile comparisons to the Third Reich.
EFF's newsletter was named EFFECTOR ONLINE because it was originally conceived of as the electronic counterpart ("printed on 100% recycled electrons") of EFF's print newsletter.
EFF's strategy director Danny O'Brien coined the term "LIFE HACK" in 2004.
In 2001 EFF negotiated with San Jose tech company XV to get them to drop support for the criminal DMCA prosecution of Russian programmer DMITRY SKLYAROV, who had been arrested at DEF CON. (Yes, we know Я is a single letter in Russian and should probably not be split up in an anagram this way!)
In the Lenz copyright litigation, EFF challenged the way a video of a baby dancing to the song "LET'S GO CRAZY" was taken down due to a DMCA complaint.
In the state and Federal DVD decryption cases, EFF argued on behalf of people publishing the DeCSS software, and later gave an award to its then-teenaged Norwegian co-author, JON LECH JOHANSEN.
The film Sneakers, despite involving both the NATIONAL SECURITY AGENCY and anagrams as central plot elements, mysteriously did not present any anagrams for the name "NATIONAL SECURITY AGENCY". In real life, however, EFF and two partner organizations flew an airship, bearing the phrase "ILLEGAL SPYING BELOW", over its data center in BLUFFDALE, UTAH.
Taking the anagrams in order by the Roman numeral values they replaced, and then using the bracketed number as an index into each solved anagram, the phrase ANSWER IS THE WORD VERVE appears.