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Heartbleed is a security bug in some outdated versions of the OpenSSL cryptography library, which is a widely used implementation of the Transport Layer Security (TLS) protocol.
EternalBlue [5] is a computer exploit software developed by the U.S. National Security Agency (NSA). [6] It is based on a vulnerability in Microsoft Windows that allowed users to gain access to any number of computers connected to a network.
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Because side-channel attacks rely on the relationship between information emitted (leaked) through a side channel and the secret data, countermeasures fall into two main categories: (1) eliminate or reduce the release of such information and (2) eliminate the relationship between the leaked information and the secret data, that is, make the leaked information unrelated, or rather uncorrelated ...
Meltdown exploits a race condition, inherent in the design of many modern CPUs.This occurs between memory access and privilege checking during instruction processing. . Additionally, combined with a cache side-channel attack, this vulnerability allows a process to bypass the normal privilege checks that isolate the exploit process from accessing data belonging to the operating system and other ...
For example, Metasploit can be used in many cases to obtain credentials from one machine which can be used to gain control of another machine. [ 3 ] [ 26 ] The Squirtle toolkit can be used to leverage web site cross-site scripting attacks into attacks on nearby assets via NTLM.
Short title: Image title: Author: Date and time of digitizing: 10:52, 1 February 2005: Software used: ABBYY FineReader: File change date and time: 13:35, 9 September 2005
[8] [11] [12] [13] On 1 July 2019, Sophos, a British security company, reported on a working example of such a PoC, in order to emphasize the urgent need to patch the vulnerability. [ 14 ] [ 15 ] [ 16 ] On 22 July 2019, more details of an exploit were purportedly revealed by a conference speaker from a Chinese security firm. [ 17 ]