< All CompTIA Security+ Notes

tsirhCdneM | CompTIA Security+ | Module 4

By: Raul Pop | Related Course: CompTIA Security+ | Published: May 30, 2017 | Modified: May 30, 2017
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NotepadData Encryption

Data Encryption:

Full Disk


Individual Files

Removable media

Mobile Devices

Hardware based encryption devices:

TPM – Trusted Platform Module

HSM-Hardware Security Module

USB Encryption

Hard drive

NotepadData Policies

Data Policies:







Data in transit

Data at Rest

Data in use

NotepadData Security

Cloud Storage

Storage Area Networks

Handling Big Data


NotepadHardware Security

Hardware Security:

-Cable Locks


-Locking Cabinets


Mobile devices:

-Screen lock

-Strong password

-Device encryption

-Remote wipe

-Voice encryption

-GPS Tracking


NotepadHost Security

Anti malware



Anti spam

spam from e-mails block


Anti spyware



Pop-up blockers

advertising software(adware)


Host based firewalls

Blocked application,traffic  in/out


Patch management

Upgrade system patch

NotepadImportance of Data Security

Data in motion=> email/network/cat session via instant messaging


Data at Rest=> Database/File sharing/Desktop or laptop


Data in use=> Copiers/Printers/Removable/Screen/Clipboard


Virtualization:Use a hyper visor built into our software into our computer to create virtual machines.


Host PC->Install Hyper visor(Software)->Virtual Machine


Hyper visor shares with host ram,processor,ports,etc

< All CompTIA Security+ Notes
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