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Fortinet introduced its first product, FortiGate, in 2002, followed by anti-spam and anti-virus software. [ 5 ] [ 6 ] The company raised $13 million in private funding from 2000 to early 2003. [ 5 ] Fortinet's first channel program was established in October 2003.
High-Level Data Link Control (HDLC) is a communication protocol used for transmitting data between devices in telecommunication and networking.Developed by the International Organization for Standardization (ISO), it is defined in the standard ISO/IEC 13239:2002.
In a pure cumulative acknowledgment protocol, the receiver can only send a cumulative ACK value of 2,000 (the sequence number immediately following the last sequence number of the received data) and cannot say that it received bytes 3,000 to 10,999 successfully. Thus the sender may then have to resend all data starting with sequence number 2,000.
An example of a physical security measure: a metal lock on the back of a personal computer to prevent hardware tampering. Computer security (also cybersecurity, digital security, or information technology (IT) security) is the protection of computer software, systems and networks from threats that can lead to unauthorized information disclosure, theft or damage to hardware, software, or data ...
[3] [4] The Creeper virus was eventually deleted by a program created by Ray Tomlinson and known as "The Reaper". [5] Some people consider "The Reaper" the first antivirus software ever written – it may be the case, but it is important to note that the Reaper was actually a virus itself specifically designed to remove the Creeper virus. [5] [6]
This is an accepted version of this page This is the latest accepted revision, reviewed on 15 February 2025. There is 1 pending revision awaiting review. Electronic telecommunications device to perform financial transactions Several terms redirect here. For other uses, see Cash machine (disambiguation), Money machine (disambiguation), and ATM (disambiguation). An old Nixdorf ATM Smaller indoor ...
RFC 1459 [66] claims that IRC operators are "a necessary evil" to keep a clean state of the network, and as such they need to be able to disconnect and reconnect servers. Additionally, to prevent malicious users or even harmful automated programs from entering IRC, IRC operators are usually allowed to disconnect clients and completely ban IP ...
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