11. -refers to the practices andprecautions
that should be observed when usingthe
internet to ensure that the usersaswellas
their computers and personal information
are safe from crimes associatedusingthe
internet.
ONLINE SAFETY
12. ONLINE SAFETY MEASURES
1. Never give any personal informationout
about yourself over theinternet.
2. Never give any banking or sensitive
information unlessyouare sure that it isa
reputable businesshaving asecureservice.
3. Never open anymessagesor attachment
from someone youdon’tknow.
13. ONLINE SAFETY MEASURES
4. Regularly checkyour privacy settings in
your account to make sureyouare notsharing
important personalinformation.
5. When usingapublic computer terminal
make sure to delete your browsing databefore
leaving.
14. ONLINE SAFETY MEASURES
6. Keepyour software updated toavoid
security holes.
7. Donot download or install software or
anything on your computer or cell phonethat
isunknown to you.
17. Types of System Intruders
Masquerader
- Unauthorized userwho penetrates asystemexploitinga
legitimate user’saccount(outside).
Hackers
- Legitimate userwho makesunauthorized accessesor misuses
hisprivileges (inside).
Clandestine user
- Seizessupervisorycontrol to evade auditing andaccess
controls or suppressaudit collection(inside|outside)
18.
19. Parts of Virus
Infection mechanism
- The meansby which avirusspreads, enabling it
to replicate. The mechanismisalsoreferred to
asthe infection vector.
- Thisishow the virus spreadsor propagates.A
virus typically hasasearchroutine, which
locates new files or new disksforinfection
20. Parts of Virus
Trigger
-Alsoknown asalogic bomb, this isthe compiled
version that could be activated any time within
anexecutable file when the virus isrunthat
determines the event or condition for the malicious
"payload" to be activated or delivered suchasa
particular date, aparticular time, particularpresence
of another program, capacityof the diskexceeding
somelimit, or adouble-click that opensaparticular
file.
21. Parts of Virus
Payload
-The "payload" isthe actual body or data whichcarries
out the malicious purpose of the virus. Payloadactivity
might be noticeable (e.g., becauseit causesthesystem
to slow down or "freeze"), asmost of the time the
"payload" itself isthe harmful activity, or sometimes
non-destructive but distributive, which iscalled virus
hoax.
22. Virus Stages
Dormant Phase
-The Virusisidle.
Propagation Phase
-Virus placesan identical copyof itself intoother
programs or into certain systemareas on the
disk.
23. Virus Stages
Triggering Phase
-Virus isactivated to perform the functionfor
which it wasintended.
Execution Phase
-It canbe destructive suchasdeleting files on
disk, crashingthe system, or corrupting files or
relatively harmlesssuchaspopping up humorous
or political messagesonscreen.
24. Key Terms
1. Cyber Crime
- acrime committed or assistedthrough the
use of theInternet.
a. Cyber Bullying
- canwork in the sameway asbullyingin the
playground; the victim feelsfrightened and
alone, while the bully tries to hide from being
caught.
25. Key Terms
1. Cyber Crime
b. Cyber Stalking
-Harassment on the internet can be just as
frightening asother forms of stalking.
26. Key Terms
1. Cyber Crime
c. Identity Theft
-The more informationyou make available online,
the greater the risk of identity theft. It can be very
tempting to reply to an email or open an
attachment or post information about yourself on
social networking sites, but you should never do
it.
27. Key Terms
1. Cyber Crime
d. Sexting
- usually refers to sending and receiving rude
messages or videosof:
naked pictures
'underwear shots'
anysexual texts, imagesor videos
28. Key Terms
1. Cyber Crime
d. Sexting
-These images or videos can be sent from a
boyfriend or girlfriend or afriend or someone
you've met online. You also may have sent a
sexual photo, video or text to someone else.
29. Key Terms
1. Cyber Crime
d. Sexting
Remember:
There isno turning backonceyoupresssend.
Evenif youuseappslike Snapchattheperson
cantake ascreenshot
Yourisk being seenassomeone youare not.
30. Key Terms
2. Privacy Policy /Terms of Service
- tells the user how the website will handle its
data.
3. Malware
-stands for malicious software variants,including
viruses, ransom ware andspyware.
31. Key Terms
3. Malware
a. Virus
- amalicious program designed to transfer from one
computer to another in any means possible.
b. Worms
- amalicious program designed to replicate itself and
transfer from one file folder to another and also
transfer toother computers.
32. Key Terms
3. Malware
c. Trojan
- a malicious program designed that is disguised as a
useful program but once downloaded or installed,
leaves your PCunprotected and allows hackerto
get yourinformation.
33. Key Terms
3. Malware
d. Spyware
- aprogram that runs in the background without you
knowing it. It has the ability to monitor what you
are currently doing and typing through key logging.
e. Adware
- aprogram designed to send you advertisement,
mostly pop-ups.
34. Key Terms
4. Spam
- unwanted email mostly from botsor
advertisers.
5. Phishing
-acquires sensitive personal information like
passwords and credits card details.
35. Key Terms
6. Pharming
- amore complicated way of phishing whereit
exploits the DNSsystem.
7. Copyright
- apart oflaw, wherein you have the rights to
work, anyone who usesit w/o your consentis
punishable by law.
36. Key Terms
8. Fair use
- meansthat anintellectual property maybe
usedw/o consent aslong asit isusedin
commentaries, criticism, parodies, researchand
etc.
9. Key Loggers
- usedto record the keystrokes done byuser.
Thisisdone to steal passwordsor anyother
sensitive information.
37. Key Terms
10. Rogue Security Software
- isaform of malicious software and internet
fraud that misleadsusersinto believing there isa
virus on their computer, andmanipulatesthem
into paying money for afake malwareremoval
tool.
39. 10 Rules of Netiquette
Rule 1: Remember the Human
You need to remember that you are talking to a
real person when you are online.
The internet brings people together who would
otherwise nevermeet.
Remember this saying when sending an email:
Would I say this to the person’s face.
40. 10 Rules of Netiquette
Rule 2: Adhere to the same standard online
that you follow in real life
You need to behave the same way online that you
do in reallife.
You need to remember that you can get caught
doing things you should not be doing online just
like you can in real life.
You are still talking to areal person with feelings
even though you can’tsee them.
41. 10 Rules of Netiquette
Rule 3: Knowwhere you are in cyber space
Always take a look around when you enter anew
domain when surfing the web.
Get asense of what the discussion group is about
before you joinit.
42. 10 Rules of Netiquette
Rule 4: Respect other people’s time and
bandwidth
Remember people have other things to do besides
read your email. You are not the center of their
world.
Keep your post and emails to minimum by saying
what you want to say.
Remember everyone won’tanswer your
questions.
43. 10 Rules of Netiquette
Rule 5: Make yourself look good online
Bepolite and pleasant toeveryone.
Always check your spelling and grammar before
posting.
Know what you are talking about and make sense
saying it.
44. 10 Rules of Netiquette
Rule 6: Share expert knowledge
Ask questions online
Share what you knowonline.
Post the answers to your questions online because
someone may have the same question you do.
45. 10 Rules of Netiquette
Rule 7: Helps keep flame wars under control
Netiquette does not forgive flaming.
Netiquette does however forbid people who are
flaming to hurt discussion groups by putting the
group down.
46. 10 Rules of Netiquette
Rule 8: Respect other people’s privacy
Do not read other people’s mail without their
permission.
Going through other people’s things could cost
you, your job or you could even go to jail.
Not respecting other people’s privacy is a bad
netiquette
47. 10 Rules of Netiquette
Rule 9: Don’t abuse your power
Do not take advantage of other people just
because you have more knowledge or power than
them.
Treat others asyou would want them to treat you
if the roles were reversed.
48. 10 Rules of Netiquette
Rule 10: Be forgiving of other people’s
mistake
Do not point out mistakes to people online.
Remember that you were once the new kid on the
block.
You still need to have agood manners even
though you are online and cannot see the person
face to face.