November 15th: PS4 is launched in North America.
November 29th: PS4 is launched in Europe.
December 13th: PS4 is launched in the Middle East, Africa, and South America; and is shortly followed by releases in other regions.
February 22nd: PS4 is launched in Japan.
August 20th: Firmware 1.76 is released.
October 24th: Firmware 2.00 is released, patching kernel exploits present in firmware 1.76.
October 17th: Davee releases source code for PlayStation Vita WebKit exploit.
October 24th: Nas and Proxima bring the WebKit exploit to PS4 and demonstrate a proof of concept.
September 2nd: CTurt releases the GameBoy emulator Cinoop; the first emulator to run on a PS4.
December 6th: CTurt confirms a kernel exploit in official firmware 1.76.
December 15th: CTurt showcases the PS4’s root directory and processes in RAM.
December 18th: CTurt publishes kernel exploit technical details.
December 24th: Images of devkit filesystem dumps surface which contains Linux files and MS-DOS.
December 25th: Zecoxao releases devkit file system for download (Beta Firmware 0.8.2).
December 30th: Fail0verflow showcases Linux running on the PS4 and run a Pokémon demo.
January 4th: Fail0verflow publishes their fork of the Linux kernel and get 3D acceleration drivers to work.
January 6th: PS4 Elf Loader and Other Tools Released.
January 18th: CTurt and qwertyoruiop publish new dlclose kernel exploit details.
March 2nd: Scene developers have GitHub accounts compromised; the Bad IRET exploit source code is leaked to the public.
March 2nd: Fail0verflow released PS4 kexec code to load the Linux kernel from Orbis OS.
March 24th: Zer0xFF releases dlclose kernel exploit source code; applicable to official firmware 2.03 and below.
April 2nd: kR105 releases fully operational USB dlclose exploit tool.
April 6th: Fx0day releases a tutorial for end-users to fully install Ubuntu.
April 7th: Senaxx shows a screenshot of custom images on the home screen tiles, marking the first visual customization for the native operating system.
April 21st: Fire30 releases a proof of concept of a WebKit exploit for official firmware 2.04 and below.
April 24th: OsirisX releases video demonstrating Steam, and the game Bastion, running on PS4 Linux.
April 28th: Flatz releases code to enable Debug Settings for retail consoles, is added to CTurt’s payload.
May 17th: Hitodama adds kernel ELF loading to the native PS4 toolchain.
May 18th: CTurt publishes details on a new kernel exploit that may affect all firmwares up to and including 3.50 firmware. SETFKEY and sendmsg
May 20th: Qwertyoruiop releases information regarding a WebKit exploit on official firmware 3.50.
May 22nd: Hunter128 releases a PoC for the WebKit exploit on official firmware 3.50.
June 22nd: 3.55 firmware released.
July 6th: Red-EyeX32 releases PSPROXY - Allows 3.50 users to play online.
August 6th: PS Vita Webkit exploit (HENkaku) confirmed to work on PS4 official firmware 3.55 and below.
August 12th: zecoxao releases notes on how to bypass PFS protection on 1.76 official firmware (source).
August 18th: TheoryWrong releases 3.55 File Browser.
August 18th: Specter ports limited version of PS4 Playground to 3.55.
August 20th: Keyaku releases PKG Unpacking Tools.
August 20th: Cryptogenic releases PS4Console - A successor to PS4 Playground for 3.55 firmware.
August 29th: eXtreme releases permanent Internet Browser mod to activate the web browser without PSN.
September 10th: EPEEN releases first fully decrypted game backup - FIFA 14.
September 13th: 4.00 firmware is released, patching the 3.55 WebKit exploit.
October 24th: Chinese group Chaitin demonstrates Linux on 4.01 at GeekPwn, confirming a private 4.01 kernel exploit.
October 27th: Chaitin releases their PS4 ROP tool, with exploits stripped out, which was used to exploit firmware 4.01.
November 13th: Kurt2467, BadChoicesZ, and SC58 demonstrate trophy unlocking on 1.76 in a Call of Duty Advanced Warfare demo.
November 22nd: Kurt2467 and BadChoicesZ demonstrate game modding on GTA V.
November 27th: SAMU is decrypted. Zecoxao also proves that he has permanently spoofed his console to 9.90 to prevent updates.
March 29th: Qwertyoruiop publicly releases a WebKit exploit for 4.07 (already patched in 4.50), and exploits 4.06 kernel in private, which is applicable to 4.50.
April 11th: 4.55 firmware is released.
April 12th: A PS4 memory editor, PS4ME, is released by j0lama.
April 19th: Qwertyoruiop posts proof of a full exploit of 4.50, which is also applicable to 4.55.
September 24th: P.T. is demonstrated on 1.76 firmware and a screenshot of the first homebrew is released.
September 25th: Homebrew execution from USB storage device is achieved.
July 10th: Chinese modchip “MTX Key” is released, allowing unlimited game sharing for firmware 4.71.
October 1st: BigBoss releases LibOrbis, a set of libraries and samples for PS4 homebrew development.
October 3rd: 5.00 firmware released.
October 10th: TheoryWrong and ZeraTron release the first PS4 homebrew with a use, a PSID/IDPS viewer.
October 15th: Flatz provides video proof of a custom PKG being installed on 4.55 firmware. Qwertyoruiop releases a screenshot of a 5.00 WebKit exploit.
October 19th: fail0verflow releases the “Namedobj” kernel exploit for 4.05 firmwares and below, along with a full writeup of the exploit.
December 26th: SpecterDev releases a 4.05 jailbreak and write up.
January 10th: AlexAltea announces a PS4 emulator for PC called Orbital.
January 11th: cfwprophet releases Fake PKG Generator, a utility to create installable PKGs.
January 17th: VV1LD (wildcard777) releases PS4HEN, a homebrew enabler.
January 19th: XVortex releases PKG Kitchen, a tool to create PS4 packages.
January 20th: Flatz releases proof of PS2 game backups running via PS4HEN, and cfwprophet adds support for PS2 PKGs.
January 26th: cfwprophet releases PS2 Fake PKG Generator, a tool to create installable PS2 PKGs with configuration settings.
January 27th: XVortex releases GenGP4, a utility which replaces PKG Kitchen to dump PS4 games.
January 31st: Qwertyoruiop gives hints on a bpfwrite kernel exploit that works up to 5.05 firmware.
February 3rd: vpikhur describes and demonstrates a 5.XX exploit for PS4’s Rest mode at REcon in Brussels.
February 6th: PS4 Theme Editor, a tool to make custom themes, is released by yyoossk.
February 22nd: Duowan BBS releases PS4Cheater, a debugger program to create game cheats.
February 23rd: Stooged releases a payload to allow VR headsets on later firmwares to work on lower firmwares.
February 26th: Qwertyoruiop releases a kernel exploit for 4.55 with no userland exploit.
February 27th: SpecterDev, with help from qwertyoruiop and flatz, releases a jailbreak for 4.55 firmware using the 4.55 kernel exploit and a 5.03 WebKit exploit. ALEXZZZ9 releases a 5.01 WebKit exploit proof of concept and source.
February 28th: Reazer releases an Android-based payload injector app called PS4 Tool.
March 1st: SpecterDev releases a write up for the 5.03 WebKit exploit used in the 4.55 jailbreak.
March 29th: SpecterDev releases a write up for the 4.55 kernel exploit.
May 2nd: Unity plugins and developer keys for developing games and applications for PS4 and PS Vita leak.
May 13th: Cfwprophet releases LibHomebrew (LibHB), a homebrew programming library based on the original SDK.
May 11th: Qwertyoruiop gives a talk at 0x41con detailing the history of his journey through exploiting the PS4 up to 5.01. He later uploads the slides found here.
May 28th: SpecterDev releases a kernel exploit implementation for 5.05/5.07. Qwertyoruiop also releases his 5.01 kernel exploit.
June 4th: MiraLaTijera successfully updates a 4.74 console with a broken Blu-Ray drive to 5.05, proving that it is possible to update consoles with broken/missing Blu-Ray drives.
November 9th: Golden and Sistro release PS4Ren, a way to enable remote play on 5.05 consoles.
December 27th: RetroArch is unofficially ported to PS4.
January 2nd: CrazyVoid announces that the OpenOrbis team is working on a custom homebrew SDK (PS4 Userland DevKit).
January 19th: Sleirsgoevy ports DOOM to Bluray Java.
January 20th: SpecterDev announces the first Hello World app created with a custom homebrew SDK.
February 24th: Charlyzard releases an offline account activator.
May 11th: Team Orbis releases the open source Mira Project, a suite of homebrew tools. SpecterDev releases PS4 Toolchain, an open source homebrew SDK.
June 24th: Sony announces a bug bounty program for PlayStation offering from $100 to over $50,000 USD per bug depending on severity.
July 6th: Thefl0w releases a kernel exploit for firmware 7.02 and below, also claiming a $10,000 bug bounty from Sony.
July 15th: Wildcard releases a SYSCON glitching tool to dump the PS4/Vita SYSCON flash.
July 17th: Sleirsgoevy releases a 6.72 jailbreak implementation.
July 18th: Zecoxao posts instructions for backporting 6.72 games to 5.05, and Flatz releases scripts for it.
January 12th: theflow0 discloses a new kernel exploit.
March 4th: Sleirsgoevy implements TheFLoW’s kernel exploit in a full exploit release.
April 18th: Developer illusion creates an unofficial patch for 60FPS and custom resolutions for Uncharted 4.
May 31st: Developer illusion creates unofficial patches for Final Fantasy VII Remake, Concrete Genie, Life is Strange, Silent Hill PT, Persona 5 Royal, Batman Arkham Knight, Ghost of Tsushima, and Uncharted - The Lost Legacy to run at 60FPS.
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