responsibilities of a network security manager

... Trojan.PSW.AlLight.10.b), Trojan.PSW.AlLight.11.d, Trojan.PSW.AlLig Trojan.PSW.AlLight.21, AntiLamer Backdoor, Backdoor.Antilam.11, Backdoor.Antilam.12.a, Back Antilam.12.b, Backdoor.Antilam.14.a, Backdoor.Antilam.14.c, ... Backdoor.Antilam.20.a, Backdoor.A Backdoor.Antilam.20.k, Backdoor.Antilam.20.m, Backdoor.Antilam.g1, BackDoor-AED trojan, PW rojan, Barrio, Barrio Trojan, Trojan.PSW.Barrio.305, Trojan.PSW.Barrio.306, ... sakhalin.ru Sakhalin, Russia, UBTS, Yuzhno-Sakhalinsk > 195.72.226.x www.adm.sakhalin.ru Sakhalin, Russia (Regional Admin of Sakhalin Island and Kuril's) New York Sakhalin Kaliningrad Trang

Ngày tải lên: 14/03/2014, 20:20

... senders of mail messages that are infected or encrypted, and a separate alert is also sent to the administrator E-mail scanning will continue to take place regardless of whether an action is taken after ... support as standard •Frequent, automated checking available •Tight bandwidth management WEAKNESSES •Enterprise Manager currently limited by number of platforms available STRENGTHS AND WEAKNESSES ... In addition to receiving updates from the Sophos Databank, the only regular maintenance required is the management of a quarantine area where suspicious mails are placed following scanning As

Ngày tải lên: 22/03/2014, 15:21

... instance, environmental security package, physical security package, operating system security package, staff package and network security package. Firewalls are those components that deal with network ... set of rules called an organizational policy. We argue that this organizational policy has to be unfolded to obtain packages of access control rules. Each rule pack- age is handled by a security ... is an organization and r a role to define roles that are relevant in a given organi- zation, (2) Predicate relevant activity(org, a) where org is an organization and a an activity to define activities

Ngày tải lên: 28/03/2014, 22:20

... installed. – The amount of data and the speed at which it must be transmitted. Trang 18Local Area Network (LAN)
Local Area Network (LAN) An individual network usually spans a single geographical ... data or any previous set of Frame Header IP Header TCP Header App Header Frame Trailer Data Trang 28Example: Protocol – IPv4Frame Header IP Header TCP Header Frame Trailer Data HTTP Header ... message with multiple encapsulations Data HTTP Header TCP Header IP Header Data Link Header Data Link Trailer Data HTTP Header TCP Header IP Header Data Link Header Data Link Trailer
The receiving

Ngày tải lên: 01/04/2014, 12:20

... Mina Malekzadeh, Abdul Azim Abdul Ghani, and Shamala Subramaniam Faculty of Computer Science and Information Technology, Universiti of Putra Malaysia, 43400 UPM Serdang, Selangor, Malaysia Correspondence ... new beacon frames with wrong timestamp (iii) Replay attacks: the attacker may replay a beacon frame with some delay latter All the above attacks on time synchronization have one main goal, which ... md5 and hmac-sha1 (EHMAC) algorithms The format of RTS, CTS, and ACK frames was modified by adding extra 80 to 160 bits to include the output of hmac algorithms They also added a 48 bits transmitter

Ngày tải lên: 21/06/2014, 05:20

... chances and always plan to back up at least user data files before starting the installation Performing the upgrade Performing an upgrade install is fairly simple compared to a fresh installation ... are explained in the following paragraphs: Product activation (Windows XP) The retail and evaluation copies of Windows XP Professional must be activated within 30 days of installation Activation ... volume contains space from all or part of a single Dynamic disk. They are similar to a partition on a Basic disk. Spanned volume A Spanned volume contains space from a single or multiple Dynamic disks.

Ngày tải lên: 09/08/2014, 07:20

... Grayware includes software programs such asspyware, adware, and so on Pop-up windows are also classified as grayware Software firewalls A firewall is a hardware device or a software application ... Deffie-Hellman,RSA, and El-Gamal are examples of asymmetric algorithms Hashing algorithm A hashing algorithm (also called Hash Function) creates a small and unique digital “fingerprint” from any kind of ... updates Manufacturers of operating systems such as Microsoft,Novell, and others keep updating their operating systems and applications Theseupdates are known as software updates and are available

Ngày tải lên: 09/08/2014, 07:20

... strap ❏ C Antistatic table mat ❏ D Antistatic body wraps ❏ E Antistatic head covers Answers A, B, and C are correct Antistatic bags, antistatic wrist straps, andantistatic table and floor mats all ... power wave-Cellular wide area network (WAN) A cellular WAN is made up of a large number ofradio cells A separate transmitter located at a fixed site powers each radio cell Trang 36A+ ExamsThis ... devices, andthe Plug and Play (PnP) feature automatically detects them and the operatingsystem automatically installs appropriate drivers Adapter cards The installation of an adapter card depends

Ngày tải lên: 09/08/2014, 07:20

... Standard 10Base2 10BaseT 10BaseFL Table 5- 12 Summary of Gigabit Ethernet networking standards Standard 1000BaseLX Cable... channels: a bearer channel (B channel) used for data (or voice), and ... DSL or cable is not available (such as rural areas), satellite is... the /all parameter to display complete TCP/IP configuration of all network adapters installed on a computer You can also select ... Lack of regular scheduled maintenance can cause failure of electronic and mechanical parts The failure of even a small part can cause disruptions in business activities A+ technicians...

Ngày tải lên: 09/08/2014, 07:20

... together in a local area such as a small office, a home, or a. .. wide area network is a network that connects two or more local area networks A WAN typically connects separate LANs at different ... battery and recharge it every day. [...]... Antistatic bag ❏ B Antistatic wrist strap ❏ C Antistatic table mat ❏ D Antistatic body wrap ❏ E Antistatic head cover Answers A, B, and C are correct Antistatic ... types of networks and the concept of centralized and decentralized computing Local area network (LAN) Media and Topologies | 425 Network+ Study Guide A local area network is a network of computers

Ngày tải lên: 09/08/2014, 07:20

... sites Alternate sites are critical to all organizations that do not want any delay in restoration of data after a disaster strikes An alternate site is a temporary facility away from the original ... a disaster strikes Organizations may store tapes loca-at another locloca-ation or can engage a third-party professional organizloca-ation for thepurpose It is important that administrators make ... utilization of available networkbandwidth Forexample, two 100 Mbps networkadapters can provide a total of 200 Mbpsbandwidth Disaster recovery Disasters can come at any time and in any form It may

Ngày tải lên: 09/08/2014, 07:20

... the data in a single backup job • An incremental backup backs up the data that has changed after the last full or incremental backup was taken • A differential backup backs up the data that has ... layer firewalls work at the Application layer of the OSI model • They are also called application firewalls or application layer gateways • Application layer firewalls are much slower than packet ... adapters • Adapter load balancing provides fault tolerance but also improvedperformance • Link aggregation effectively utilizes available network bandwidth Data backups • A full backup backs up all

Ngày tải lên: 09/08/2014, 07:20

... networktraffic to detect signs of an attack Attack signatures are defined as a set of events that constitute an attackpattern If a match isdetected, an alert is generated so that administrators can take ... the network Application-layer firewalls Application-layer firewalls workat the Application layer (Layer 7) of the OSI model They are also known as Application firewalls or cation layer gateways ... the database server is called the backend and the client workstation is called the frontend Administration of database applications and servers usually requires separate database administrators

Ngày tải lên: 09/08/2014, 07:20

... antenna wires, 275 antistatic bag, 256 antistatic straps and pads, 264 antistatic table mats, 264 antivirus software, 306 AP (Access Point), 131 APIPA... topology, 429 advantages, 429 disadvantages, ... necessary hardware, but the hardware and software must be configured and data must be restored to make the site operational. • A cold site contains only partial hardware, software, and network ... rooms. Backups • Data backup is a critical element of a disaster recovery plan. • Backup media should be stored at an offsite location. • The full backup backs up all the data in a single backup

Ngày tải lên: 09/08/2014, 07:20

... that of a typical application context of a CAD framework Instead of identifying all aspects of the analogy between them, the focus was placed on characterizing the relationship among a group of ... transportable among the participating agents in such a way that the intents and concerns of each are neither lost nor unaddressed Features are seen by many researchers as the natural and most appropriate ... tools The framework consists of a workbench application accessible by all tool users, the framework kernel, a management database, and the raw design data base Two steps are taken for framework construction

Ngày tải lên: 15/09/2015, 17:09

... the value and prospects of real businesses Although Sam was a great boss and a fantastically nice guy, and although HBK was a world-classfirm, it quickly became apparent that HBK was a part of ... story, and gave great and astute feedback: former officemate Edwin Datson, former colleagues Brian O’Callaghan and Sam Morland, but also early backer Martin Byman, andChristina Type, Oliver Emanuel, ... This appealed to me I would be paid $100,000 a year and guaranteed a bonus of the same amount in my first year Quite a step up from Lazard Another thing that had appealed to me was theabsence of

Ngày tải lên: 29/03/2018, 13:34

... following example, RADIUS-style accounting is used to track all usages of EXEC commands and network services, such as PPP, SLIP and ARAP aaa accounting exe start-stop radius aaa accounting network ... local username database on the router, the command would be: aaa authentication login default local To log in using PPP and specify the local username database, the command would be: aaa authentication ... command aaa authorization This example allows authorization on the network via TACACS+ aaa authorization network tacacs+ This example specifies TACACS+ as the method for user authorization when...

Ngày tải lên: 05/11/2013, 12:15

... high availability features of a Network Load Balancing cluster. Lead-in Network Load Balancing manages TCP/IP traffic to maintain high availability and dynamic load balancing for IP-based ... states, application data state and session state:  Application data state. It is important to consider whether the server application makes changes to a data store and whether the changes are ... synchronized across instances of the application (the instances that are running on the network load balancing cluster hosts). An example of an application that does not make changes to a data store...

Ngày tải lên: 18/01/2014, 05:20

... Lead Program Manager: Ryan Calafato Program Manager: Joern Wettern (Wettern Network Solutions) Graphic Artist: Julie Stone (Independent Contractor) Editing Manager: Tina Tsiakalis Substantive ... install software, you can ensure that the same applications are available on any computer to which a user logs on. You can also ensure that missing files and settings are repaired automatically ... methods of administering a Windows 2000 network. Lead-in As an administrator, you can take advantage of the Windows 2000 Active Directory and Group Policy features to centrally manage all...

Ngày tải lên: 17/01/2014, 08:20

... signature database current The majority of IDS that are currently available for use are signature based. Because new vulnerabilities and attacks are being discovered daily, the signature database ... protected network from unnecessary ICMP traffic. There are a variety of ICMP message types, and some are associated with programs. Some message types are used for network management and are automatically ... security staff can monitor the health of the systems and network. Many organizations have a Network Operations Centers (NOC) that fulfills the role of a central location to place the manager. IDS...

Ngày tải lên: 14/02/2014, 08:20