20131204 wireless sec
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Wireless Security in the cruel world Kitisak Jirawannakool E-Government Agency (Public Organization) [email protected] 1 Agenda ❖ About EGA and myself ❖ Wireless technology ❖ Threats ❖ Protections 2 Agreement ❖ Turn off your mobile phone or keep silent ❖ Stop me anytime, if you want to ask or share something ❖ Relax and feel free to discuss ❖ Keep in touch and keep sharing after class ❖ Be Aware, but Do not Panic 3 Contact me Name : Kitisak Jirawannakool Facebook : http://www.facebook.com/kitisak.note Email : [email protected] Weblog : http://foh9.blogspot.com Twitter : @kitisak 4
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Transcript of 20131204 wireless sec
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Wireless Security in the cruel world
Kitisak Jirawannakool E-Government Agency (Public Organization)
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Agenda❖ About EGA and myself ❖ Wireless technology ❖ Threats ❖ Protections
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Agreement❖ Turn off your mobile phone or keep silent ❖ Stop me anytime, if you want to ask or share
something ❖ Relax and feel free to discuss ❖ Keep in touch and keep sharing after class
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❖ Be Aware, but Do not Panic
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Contact me
Name : Kitisak Jirawannakool !
Facebook : http://www.facebook.com/kitisak.note !
Email : [email protected] !
Weblog : http://foh9.blogspot.com !!
Twitter : @kitisak
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About me
❖ Education ❖ Bachelor : Comp. Eng. KKU ❖ Master : Comp. Sci. CU
❖ Certification and Award ❖ COMTIA Security+ ❖ Asia Pacific Information Security Leader Achievements
2011 (ISLA) by (ISC)2
❖ Membership ❖ APWG, ShadowServer, OWASP, MSCP, CSA Thailand
Chapter, MedSec
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About me (Experience)❖ Almost 11 years in IT Security at NECTEC
❖ Incidents response ❖ Research ❖ Speaker and writer ❖ …
❖ Working as a Security Specialist at EGA ❖ Looking for our collaborations
❖ OWASP Thailand Chapter Leader
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About EGA❖ First established in 1997 as Government
Information Technology Services (GITS) ❖ ~ 190 staffs ❖ Services
❖ Government Information Network (GIN) ❖ Government Cloud Services (G-Cloud) ❖ MailgoThai service ❖ e-Gov portal ❖ e-CMS 2.0
❖ More details : http://www.ega.or.th
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E-Government services
!824x7 Helpdesk and Contact CenterEGA Contact
Other Government’s services
ServicesGovernment Security Monitoring (GovMon)
Incident
Informati
Response
Risk Cloud
Cloud
Cloud Inter SaaS PaaS IaaS
Government GINGovernment
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Situation is changing
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Important points
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Incident ResponseTechnical Training
CollaborationAwareness Training
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❖ C (Confidentiality) ❖ I (Integrity) ❖ A (Availability)
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What is Security?
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Wireless Technology - Big picture
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Internet Backbone
2G,3G Cellular Network • GSM, GPRS, WCDMA, cdma2000
Wireless Personal Area Network (WPAN) • Bluetooth, Zigbee
Wireless Local Area Network (WLAN) • Wi-Fi
Wireless Metropolitan Area Network (WMAN) • WiMAX
Satellite Network
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Connection technology❖ 3G, 4G or EDGE ❖ Wifi, WiMax ❖ NFC - Near Field Communication ❖ DLNA - Digital Living Network Alliance ❖ Bluetooth
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NFC
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DLNA
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Mobile devices
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Simple Questions❖ Do you Lock your mobile device? ❖ Do you have Anti-malware installed? ❖ How many Apps in your device? ❖ Are them all Trustworthy? ❖ Have you ROOTED/Jail-broken your device?
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Recent mobile devices❖ Truly handheld computer ❖ Connectivity everywhere ❖ Apps for everything ❖ Cheap
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Mobile and Smart devices❖ Laptop/Notebook ❖ Mobile phone ❖ Tablet ❖ Other
❖ Smart, Android and Apple TV ❖ GPS ❖ Cars ❖ Game consoles ❖ Medical devices
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Smart phone activities in Thailand
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https://www.facebook.com/imcinstitute
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The Common Fails!❖ Lost ❖ Stolen ❖ Free WiFi lovers ❖ Lots of apps (Trusted/Untrusted) ❖ No passcode protected ❖ Location services ❖ Left unattended ❖ Just click ❖ Full time WiFi on and with “Auto connect”
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Simple Questions (2)❖ Do you surf the internet via public wifi? ❖ Have you removed SSID from your list? ❖ Have you ever transferred money online by using
public wifi?
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Threat Examples❖ WiFi attacks
❖ War Driving and WiFi Sniffing ❖ Rouge Access points ❖ Man in the Middle Attacks ❖ Flood/ DDoS
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WLAN Security: Why it matter?❖ International concerns
❖ Access point ≈ Wireless Hub ❖ Difficult to trace attackers
❖ Low cost hacking equipment
❖ Typical insecure WLAN deployments
❖ Lack of user/admin security awareness
❖ Technology limitations & vulnerabilities
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WLAN Security Threats❖ Passive data sniffing
❖ AiroPeek, Kismet ❖ Username/password ❖ Credit card number ❖ Email messages ❖ Company Info.
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Stealth sniffer !
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WLAN Security Threats❖ Unauthorized access
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! Wardriving ! Internet attack ! MAC spoofing ! Company backdoor ! Client-to-client attack ! Spam mail
Stealth Attacker!
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War Driving❖ War driving is when people
drive around with high-gain antennas on their cars with special software to detect wireless networks
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http://www.gugli.it/modules/gallery/photos/wardriving1/1.jpg
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Wireless Networks in LA
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Toys for Hackers
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A Dual-Use Product
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Cantenna
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Easy and Cheap to buy
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WLAN Security Threats❖ Jamming or denial of service attack
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! 2.4 GHz RF jamming ! Packet flood
RF Jamming unsolvable!
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WLAN Security Threats❖ User hijacking & Man-in-the-middle attack
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! Inverse Wardriving ! Sniff & Modify ! Fake server and AP ! Https hack ! SSL Strip ! Faked Certification ! Password stealing ! “Phishing”
User
HackerRogue AP
Jam & Roam
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WLAN Security Threats❖ Man-in-the-middle attack
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!! Inverse Wardriving
AP
Internet
A Company
Traffic analysis
Rogue APInternet
Hacker
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Man In The Middle attack
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HTTPS attacks!❖ SSL Strip (HTTPS -> HTTP) ❖ Faked Certification
❖ HTTPS (without awareness) = HTTP
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https://surajonunix.wordpress.com/2012/02/24/man-in-the-middle-using-ssl-strip/
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WLAN Security Countermeasures❖ Data encryption
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❖ Authentication (e.g., Login Username/Password, Smart card)
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❖ Authorization (e.g., Access Control)
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❖ Monitoring (e.g., IDS)
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@sdo#$%ks!*ss&^)d:;s@#$ae&*
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How to use WiFi securely?❖ Use only trusted WiFi network (access point) ❖ Look carefully at the access point name ❖ Remove the unused access point name from list ❖ Select to connect to only the encrypted
connection (WPA and WEP) ❖ Install “HTTPS Everywhere” extension for
Chrome and Firefox ❖ Do not share files and folders ❖ Turn on personal firewall
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Details in Thai : http://foh9.blogspot.com/2012/09/blog-post.html
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Network-connected system
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New generation❖ PC liked ❖ Connect to the internet ❖ Many apps provided ❖ Not many people concern about security
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What will we do, if ...❖ Malware is infected on TV or Refrigerator ❖ TVs are hacked ❖ Spam are sent to show on our TV ❖ Game consoles break down because of malware
or hacker ❖ We need to investigate TV or other non-PC
devices for finding criminals
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Endpoint Protection❖ Do not Root or Jailbreak ❖ Install Anti-malware software ❖ Lock the phone with the secure pincode ❖ Finding our phone
❖ iPhone and Galaxy have their own software ❖ For other, use Anti-malware software (aka. Avast,
and Sophos security and antivirus) ❖ Wiping our phone remotely ❖ Do not post our phone number publicly ❖ Browse the webs securely -> next page
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Do not use these pincodes❖ Do not use these pincodes ❖
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http://nakedsecurity.sophos.com/2011/06/14/the-top-10-passcodes-you-should-never-use-on-your-iphone/
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Securing a mobile for web browsing❖ Do not click on suspicious links ❖ Consider URLs carefully and beware short URLs ❖ Use 3G rather than free WiFi ❖ Use a VPN ❖ Be selective with your browsing ❖ Keep your device secure ❖ Download from trusted sources ❖ Keep your OS and apps up-to-date
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Cyber Terrorists❖ Mobile weaponing
❖ Bot on Mobile ❖ DDoS
❖ PwnPad
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Conclusion❖ Wireless technology is growing fast ❖ More convenience, but easier to attack ❖ Protection need to do on providers and users ❖ Security awareness is the most important
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Contact me
Name : Kitisak Jirawannakool !
Facebook : http://www.facebook.com/kitisak.note !
Email : [email protected] Weblog : http://foh9.blogspot.com !
Twitter : @kitisak
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