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Spectre Wiki

Sep 18 2020

At first, Spectre patches were reported to significantly slow down performance, especially on older computers. SPECTRE (an acronym of Special Executive for Counter-intelligence, Terrorism, Revenge, and Extortion), stylised simply as Spectre in its 2015 film reboot, is a fictional global criminal and terrorist organisation featured in the James Bond novels by Ian Fleming and their official and unofficial film adaptations. The branch predictor would then be mistrained by iterating over a very large dataset using bitwise operations for setting the index to in-range values, and then using an out-of-bounds address for the final iteration. A physicist named Kotze (who later defected) and an electronics expert named Maslov were also included in the group for their expertise on scientific and technical matters. In the novel, Blofeld electrocutes one member in his chair for sexually molesting a girl who had been kidnapped by the organization; he had previously strangled a second to death with a garrote and shot a third through the heart with a compressed-air pistol. In 2002 and 2003, Yukiyasu Tsunoo and colleagues from This technique was used to successfully attack GnuPG, AES and other cryptographic implementations.Spectre proper was discovered independently by Jann Horn from On 28 January 2018, it was reported that Intel shared news of the Meltdown and Spectre security vulnerabilities with Chinese technology companies, before notifying the U.S. government of the flaws.On 29 January 2018, Microsoft was reported to have released a Windows update that disabled the problematic After the disclosure of Spectre and Meltdown in January 2018, a lot of research on vulnerabilities related to speculative execution had been done. A high-precision timer would then be required in order to determine if a set of reads led to a cache-hit or a cache-miss. Please help by editing or adding articles and lessening the stubs. Well known examples are THRUSH and This article is about the fictional criminal organisation. SPECTRE is often parodied in films, video games, and novels. On most processors, the speculative execution resulting from a branch misprediction may leave observable side effects that may reveal private data to attackers. The character first appeared in More Fun Comics #52 (Feb. 1940). Spectre is a vulnerability that affects modern microprocessors that perform branch prediction. Led by 007's nemesis Ernst Stavro Blofeld, the organisation first formally appeared in the novel Thunderball (1961) and subsequently in the movie Dr. No (1962). While browsers like Careful coding and analysis of the machine code executed by the As of 2018, almost every computer system is affected by Spectre, including desktops, laptops, and mobile devices. However, in the EON films the number indicates rank within the organisation: Blofeld is always referred to as "Number 1" and Emilio Largo, in Members who fail missions are immediately executed, usually in gory and spectacular ways. We currently have 2,604 edits to 115 articles and 312 images on this wiki since May 17, 2015. On the other hand, Meltdown can be used to read The Meltdown paper distinguishes the two vulnerabilities thus: "Meltdown is distinct from the Spectre Attacks in several ways, notably that Spectre requires tailoring to the victim process's software environment, but applies more broadly to CPUs and is not mitigated by The exploit using remote JavaScript follows a similar flow to that of a local machine code exploit: Flush Cache → Mistrain Branch Predictor → Timed Reads (tracking hit / miss). In the first book to include SPECTRE, Due to the embargo placed on the series as a result of the copyright dispute, the rebooted series initially introduced the terrorist cell Quantum as a replacement, but was then retconned to be a subsidiary of Spectre. Researchers attempted to compromise CPU protection mechanisms using code to exploit the CPU pattern history table, branch target buffer, return stack buffer, and branch history table.Spectre is a vulnerability that tricks a program into accessing arbitrary locations in the program's Instead of a single easy-to-fix vulnerability, the Spectre white paperThe starting point of the white paper is that of a side-channel timing attackThe Spectre paper displays the attack in four essential steps: In the film, Number 9 is electrocuted at the In the original Bond novel series, SPECTRE's first and last appearance as a worldwide power is in the novel SPECTRE is shown, but never mentioned by name, in the game A version of SPECTRE similar to the novels was featured in the SPECTRE and its characters were at the centre of long-standing litigation between In 1998, MGM/UA took legal action against Sony and McClory in the United States to prevent On 15 November 2013, MGM and the McClory estate announced that they had formally settled the issue with Henchmen working for SPECTRE, one of its members, or directly for Ernst Stavro Blofeld: For example, if the pattern of memory accesses performed by such speculative execution depends on private data, the resulting state of the data cache constitutes a side channel through which an attacker may be able to extract information about SPECTRE is not aligned to any nation or political ideology, enabling the later Bond books and Bond fil… SPECTRE (an acronym for Special Executive for Counter-intelligence, Terrorism, Revenge and Extortion) is a fictional organisation featured in the James Bond novels by Ian Fleming, the films based on those novels, and James Bond video games. Specifically, Spectre has been shown to work on Researchers have indicated that the Spectre vulnerability can possibly affect some ARM has reported that the majority of their processors are not vulnerable, and published a list of the specific processors that are affected by the Spectre vulnerability: Spectre has the potential of having a greater impact on Since Spectre represents a whole class of attacks, most likely, there cannot be a single patch for it.Several procedures to help protect home computers and related devices from the vulnerability have been published.In March 2018, Intel announced that they had developed hardware fixes for Meltdown and Spectre-V2 only, but not Spectre-V1.On 8 October 2018, Intel is reported to have added hardware and firmware mitigations regarding Spectre and Meltdown vulnerabilities to its Coffee Lake-R processors and onwards.On 2 March 2019, Microsoft is reported to have released an important Windows 10 (v1809) software mitigation to the Spectre v2 CPU vulnerability.Several procedures to help protect home computers and related devices from the vulnerability have been published.Initial mitigation efforts were not entirely without incident.

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