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In addition to the normal storage area of the hard disk, many IHV hardware has BIOS Option ROM code on a flash ROM chip on that disk's silicon. BIOS-style Option ROM blobs or UEFI-style device drivers can be loaded by firmware, if system is booting off that drive. Malware may be hiding in the Option ROM. LegbaCore announced a while ago that they're about to ...


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The fast answer is - no, not without using exploits. The reason is not the space in SIM card, but permission. As you receive your SIM card from mobile operator this card have quite good security and will not permit you (easy) to install applications inside. Moreover (based on my humble knowledge) SIM card do not have access to the phone filesystem and can't ...


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Some SIM cards have a capacity for 128KB (or more) of storage, easily large enough for a small exploit, perhaps a rootkit plus remote execution vulnerability. Conceptually, phones have a sandbox that protect them from the SIM's data, but there are known vulnerabilities that can be exploited. Technically, these cards aren't supposed to contain executable code ...



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