https://padlet.com/lau_pik_yew/ep6kmoxg9n1d OS Security en-us 2017-06-11 14:32:17 UTC 2025-11-28 16:20:06 UTC hello@padlet.com https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035248 -There are 2 types of attack to computer security,Physical and Data.
-Denial of Service prevents user from accessing normal services
-Adware,Spyware,Grayware are installed without the user's knowledge that collects information stored on the computer.
-Virus Worm and Trojan Horses]]> 2017-06-12 03:06:44 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035248 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035270 -2 types of attack to computer security:Physical and Data
-Physical:Theft,Damage,Destruction
-Data:Removal,Corruption
-Malware:viruses,worms and Trojan horses
-Viruses: Corrupt or delete information
-Worms: create network problem
-Trojan horses:getting past computer defenses by pretending to be something useful
-Anti-virus:to detect, remove and disable virus,worms and trojan horses


]]> 2017-06-12 03:07:20 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035270 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035271 1.two types of attacks to comp security :- data and physical.
2.three types of viruses such as virus, worms, trojan horse.
3.attacker may use ActiveX, Java,  JavaScript.
4. Adware, Spyware, and Grayware typically installed without the users' knowledge.
5. Denial of Service (DoS) prevent users from accessing normal service.]]> 2017-06-12 03:07:22 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035271 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035274 2 types of security threats- data and physical . 
malware- virus, worm and trojan horse.
virus- software code that is deliberately created by an attacker. viruses may collect sensitive info. or may alter or destroy info. 
worm- self-replicating program that uses the network to duplicate its code to the hosts on the network. 
trojan horse- get past computer defenses by pretending to be something useful

]]> 2017-06-12 03:07:25 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035274 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035277 - 2 types of attack are physical and data attack.
- 3 types of viruses, worm(duplicates the code), virus(collects sensitive data) and Trojan horse(pretends to be a software that is useful).]]> 2017-06-12 03:07:29 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035277 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035285 - security threat for the computer got two. its physical and data. 
- there are three types of virus. which are the worm, virus and trojan horse. 
-then got the denial of services that one is to make people cannot access to internet then no more of watching drama for people like me :) eg of dos is the ping of death, email bomb and the distributed dos.



]]> 2017-06-12 03:07:44 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035285 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035297 2 types of security threats(physical and data attack)
Malware attack( virus,worm, trojan horse)
Worm->will consume bandwidth in the network
Trojan Horse-->Also known as backdoor which will create ports to access  information.
Adware,spyware,grayware 
Denial of Service(Ping of Death ,Email bomb,Distributed of Dos known as Zombies)
Spam and Popups window appear on windows

]]> 2017-06-12 03:07:58 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035297 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035331 Types of attacks to computer security: Physical and Data
Viruses: software code that is deliberately created by an attacker. May collect, alter or destroy information
Worms: self-replicating program that uses the network to duplicate its code to the hosts of the network
Trojan Horses: technically a worm, a method of getting past the computer defenses
Adware, grayware and spyware installe without user's knowledge and collect information stored on the computer
DoS- prevent users from accessing normal services 
-Ping of death 
-Email bomb
-Distributed DoS]]> 2017-06-12 03:08:41 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035331 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035367 1)Physical-theft,damage or destruction to computer
Data-removal or corruption and
2)Virus,Worms and Trojan horse

]]> 2017-06-12 03:09:09 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035367 kelynlly https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035377 there are two types of security threats for the computer which are physical and data. 
There are also three types of virus which are the worm, virus and trojan horse. the worm will consume all the viruses that are about to attack the computer.]]> 2017-06-12 03:09:22 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035377 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035387 L-MAL WARE Virus Worm Trojan horse
Ping of Death
Adware spyware grayware
Web security

]]> 2017-06-12 03:09:33 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035387 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035389 3 types of malware
1. virus is software code that is deliberately created by an attacker. Viruses may collect sensitive information or may alter or destroy information. 
2. worm is a self-replicating program that uses the network to duplicate its code to the hosts on the network. At a minimum, worms consume bandwidth in a network which will slow down the network.
3. Trojan horse is technically a worm and is named for its method of getting past computer defenses by pretending to be something useful. So that attackers can come and take the data]]> 2017-06-12 03:09:36 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035389 eternityenlightenment https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035392 Physical-theft damage or destruction to computer equipment.
Data-removal corruption, denial of service, unauthorized access, theft of info

Virus-Software code made to collect sensitive info or to alter and destroy info.
Worm-self replicating program, use network to duplicate code to network host, worms consume bandwidth in network.
Trojan horse, penetrates defence,  by pretending to be something useful. 

]]> 2017-06-12 03:09:41 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035392 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035394 two type of security - physical and data.
-virus may collect sensitive information or may alter and destroy information
- worm will eat bandwidth in a network
- trojan is technically a worm . 
To detect , disable and remove viruses, worm or trojan Anti- virus software is created.
adware,spyware and grayware- is when things are installed without the users knowledge.]]> 2017-06-12 03:09:46 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035394 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035397 2 type of attack: physical and data
have virus , worms and trojan horse
there is also have denial or service(DoS) e.g. ping of death, email bomb
and distributed DoS.]]> 2017-06-12 03:09:49 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035397 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035398 L - 3 types of web  security ( ActiveX, Java, Javascript )
   - Types of attack; physical and data
   - Viruses, Worm, Trojan horses.
 ]]> 2017-06-12 03:09:50 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035398 hariprasath0327 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035402 Security threats
1)PHYSICAL
theft,creates damage to defice
2) Data
steal informations, unauthorised access
.........................................................
VIRUSES
1) Worm
2) Trogen Horse
3)  virus
#web security
*ActiveX
*JAVA
*JAVAscript(HTML)
============================
DENIAL of SERVICE (DoS)
1) Ping of Death
2)E-mail Bomb
3) Distributing DoS]]> 2017-06-12 03:10:03 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035402 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035411 L- 2 types of attack to computer security: 
(1)  Physical --- destruction to computer equipment 
(2) Data -  unauthorized access, or theft of information 
3 Types of virus
(1) Viruses - corrupt or delete information
(2) Worms - will consume bandwith in the network
(3) Trojan Horses - a worm  that get past computer defenses by pretending to be something useful.
Web security
(1) ActiveX
(2) Java
(3) Javascript]]> 2017-06-12 03:10:15 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035411 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035437 -dos and ping of death
-we need to secure our os incase theres someone hack into your system to steal your food jk information
-dos is caused by zombie
-a computer virus is software code that is deliberately created by an attacker.
- viruses may collect sensitive information or may alter or destroy information. 
-a worm is a self-replicating program that uses the network to duplicate its code to the hosts on the network. At a minimum, worms consume bandwidth in a network. -a Trojan horse is technically a worm and is named for its method of getting past computer defenses by pretending to be something useful. 
-anti-virus software is designed to detect, disable, and remove viruses, worms, and Trojan horses before they infect a computer. 

thankyou everyone]]> 2017-06-12 03:10:56 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035437 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035438 two types of security threats: physical and data

malware, viruses, trojan horse and worms.

]]> 2017-06-12 03:10:56 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035438 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035443 2 types of attack to computer security : physical data 
virus worms and trojan horses]]> 2017-06-12 03:11:04 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035443 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035447
2 types Of security threats-physical &Data.
Virus,trojan Horses and worms]]> 2017-06-12 03:11:13 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035447 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035555 Three types of virus
- ping of death
Series of repeated pings tgat are larger then norm, resulting in crashing the computer
- email bomb
Large bulky email that lags the server resulting in users not able to access their email
- distrubuted Dos 
Attack launched from many computers(zombies)]]> 2017-06-12 03:13:48 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035555 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035636 Dos
-ping of death
-email bomb
-zombies]]> 2017-06-12 03:15:48 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035636 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035762 hi guise my name is ______________________________________________________
猜猜我是谁 , nice to meet u younglings. TROLLLOLOLOLOOLOLOLOLOLOLOLOLOLOLOLOLOLOLOLLOLOLOLOLOLOLOLOLOLOLOLOLOLOLOLOLOLOLOLOLOLOLOLOL

]]> 2017-06-12 03:18:35 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/176035762 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352258 hiiiiiiiiiiiiiiiiiiiiiiiiiii

]]> 2017-07-10 01:38:47 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352258 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352270 windows defender, realtime protection,
anitivirus, update signature, patches
filtering, exceptions or stop
firewall, ]]> 2017-07-10 01:39:03 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352270 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352276 1.Installing updates and patches 
2.Real time protection- AV software
3.Configure firewall to add exception

]]> 2017-07-10 01:39:11 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352276 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352279 1) installing updates and patches - os x el capitan and ubuntu
2) configure firewall to add exception
3) configure firewall - ubuntu
4) workflow]]> 2017-07-10 01:39:16 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352279 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352306 Installing updates and patches, Windows defender, real time protection AV software, firewall and update signature.]]> 2017-07-10 01:39:56 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352306 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352314 installing updates
configure firewall
real time protection]]> 2017-07-10 01:40:06 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352314 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352323 Prevention Methods towards Threats:
1) Install Updates and Patches:  patch up the security loop holes of the operating system. 
2) AV Software:  protect your Computer when it is on. Enable auto updates, to download updates if any automatically.
3) Configure Firewall:  to allow certain applications and programs or open ports.]]> 2017-07-10 01:40:23 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352323 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352325 installing updates and patches
-different options for mac and windows

]]> 2017-07-10 01:40:24 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352325 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352335 List the prevention methods: 
Download firewall
install updates

]]> 2017-07-10 01:40:38 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352335 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352338
-installing updates and patches 
-configure firewall 
- Enable real time protection on your antivirus software in order to protect your Computer when it is on .]]> 2017-07-10 01:40:41 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352338 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352340 1.Installing updates and patches.
2. Using software protection such as avast.
3.Add exceptions by configuring firewall.

]]> 2017-07-10 01:40:42 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352340 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352365 Preventing attacks :
1)installing updates and patches
2)configure firewall to add exceptions  
3) AV Software]]> 2017-07-10 01:41:19 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352365 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352372 Prevention methods:
Install updates
Configure firewall
Real time protection]]> 2017-07-10 01:41:25 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352372 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352388 1:installing update and patches
2:real time protection-AV software
3:add exceptions by configuring firewall

]]> 2017-07-10 01:41:33 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352388 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352390 2017-07-10 01:41:35 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352390 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352397 real time protection
auto update
gufw for ubuntu
firewall,

]]> 2017-07-10 01:41:45 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352397 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352408 real time protection & 
virus

]]> 2017-07-10 01:41:51 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352408 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352415 Prevention: 
-install updates and patches.
-configure firewall 

]]> 2017-07-10 01:42:07 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352415 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352416 Install antivirus
Switch windows firewall on]]> 2017-07-10 01:42:09 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352416 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352418 1) update your PC frequently
2) install firewall to prevent virus , trojan horse and worm
3)]]> 2017-07-10 01:42:10 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352418 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352438 Prevention Methods
1) Installing updates and patches
2) Windows Defender
3)  Anti-virus
4)  Real time protection AV software
5)  Firewall and update signature

]]> 2017-07-10 01:42:42 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352438 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352449 1. install update and patches 
2. configure firewall 

]]> 2017-07-10 01:42:56 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352449 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352455 The types of Viruses like Trojan horses,Worms and more. To prevent any virus from infecting our computers are by installing antiviruses software with real time protections, using window defender , using firewall and keeping our software updated with up to date patches.By using this methods it can prevent the virus from being infected with Ping of Death, Email bombs , Zombie attacks ,Spams and Popups]]> 2017-07-10 01:43:11 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352455 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352459 Installing update and patches for different OS Enable Real Time Protection
Configure firewalls add exceptions
Enable auto updates for virus signatures ]]> 2017-07-10 01:43:15 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352459 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352481 prevention method:
-installing update and patches 
- configure firewall
- AV software
- anti virus ]]> 2017-07-10 01:43:46 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352481 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352507 1) Install updates by going to settings and configure depending on preference and disk space
2) windows defender 
3) auto update system OS and anti-virus to prevent attack form new kinds of DoS attack or viruses]]> 2017-07-10 01:44:25 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352507 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352520 maozedong my bf 

]]> 2017-07-10 01:44:35 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352520 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352588 Firewall , 24/7 update

]]> 2017-07-10 01:45:50 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352588 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352605 Prevention methods:
Install update and configure
configure firewall
antivirus
real time protections]]> 2017-07-10 01:46:02 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352605 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352611 ways to prevent treats:
1.install updates and patches
2.configure firewall
3.real time protection(AV software)
-enabling auto updates of virus signature

]]> 2017-07-10 01:46:07 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352611 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352616
 Real time protection – AV Software ]]> 2017-07-10 01:46:11 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352616 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352640 Prevention methods towards threats: 
-install updates and patches 
-AV software 
-Configure firewall 






]]> 2017-07-10 01:46:35 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352640 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352679 prevention methods :
-install updates
-configure firewall
-windows defender 
-auto update system OS and anti-virus to prevent attack form or viruses/.]]> 2017-07-10 01:47:21 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352679 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352726 2017-07-10 01:48:23 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352726 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352846 Ajajajajajajajajajaja]]> 2017-07-10 01:50:30 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352846 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352889 firewall
auto update
Av software

]]> 2017-07-10 01:51:27 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352889 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352976 install update and patches
configure firewall
av software]]> 2017-07-10 01:53:05 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178352976 https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178687826 2017-07-14 03:09:13 UTC https://padlet.com/lau_pik_yew/ep6kmoxg9n1d/wish/178687826