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9 hours ago · SMS phishing [31] or smishing [32] [33] is a type of phishing attack that uses text messages from a cell phone or smartphone to deliver a bait message. [34] The victim is usually asked to click a link, call a phone number, or contact an email address provided by the attacker.
9 hours ago · To find the block number, the operating system uses an index (often implemented as a tree). Separately, there is a free space map to track free blocks, commonly implemented as a bitmap . [116] Although any free block can be used to store a new file, many operating systems try to group together files in the same directory to maximize performance, or periodically reorganize files to reduce ...
