New Paradigm of Enterprise IT Outsourcing and its Security

< Mun-Jo Jung, VP>

< KT IMO Business Department >

#CLOUDSEC

INTERNET AND ITS IMPACTS

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Data explosion, the era of big data, and IoT

INTERNET AND ITS IMPACTS

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33 Zettabytes in 2020, 33 Million Racks

http://www.worldometers.info/

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• Obtain the scalability and agility to keep the growth of IT resources

• Hard to keep the right experts and processes internally

• Focus on core business competency

• Get lower TCO

Enterprise IT transformation into colocation and cloud computing

GLOBAL TRENDS ON ENTERPRISE ITO

Shifting IT investment from CAPEX to OPEX

GLOBAL TRENDS ON ENTERPRISE ITO

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• Large amounts of cash required

• Error-prone guesswork to estimate future capacity needs for static HW/SW

• Lengthy and arduous processes to estimate budget and get it approved

• Once purchased, the company is stuck with it,

despite technology advancements or changes in company growth

Mix of on-premises, private cloud and public cloud services

HYBRID CLOUD

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WAYS OF KT TO SUPPORT ENTERPRISE ITO

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Cloud computing and colocation with IT equipment financing

10 datacenters

kt datacenter and ucloudbiz

colocation

on-premises

Chunan

Center Center

Mokdong

Center

Bundang

Center

Gimhae

Enterprise

Datacenter

Virtual Private Cloud - dedicated racks

HIGHLY COMPLIANT DATA SECURITY

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Secured integration of legacy IT and cloud

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PRIVATE CLOUD WITH RESTRICTED ACCESS

ucloudbiz Ent. Zone

VM VM

VR VR

VES

private ip

DMZ cloud public ip

NAS

VM VM

VR VR

VES NAS

SAN

Bare metal

private ip private ip

F/W

private cloud

Strong security for enterprise

- Both DMZ and Private cloud

- DDoS, IPS, FW, WAF, webshell, etc

- Separation of DB from web servers

Dedicated, shared, leased equipment

VPN

F/W

IPS F/W VPN

KT HYBRID CLOUD

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Mix of legacy IT and ucloudbiz

VM VM VM

ucloudbiz

Legacy IT Systems VR

Bare metal server

Cloud NAS SSD Volume iSCSI Block Storage

on-premises or kt IDC

` Leased line, VPN

KT DATACENTER AND ITS RELIABILITY

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Multi-DR Datacenters Power & Network Redundancy Reliable Datacenter

Reliability, Availability and Recovery for business continuity

KT’S PROCESSES AND PEOPLE

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Security, Processes, Professionals, and Organization

#CLOUDSEC

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