Cloud computing is about hardware-based services involving computing, network and storage capacities. These services are provided on-demand, hosted by the cloud provider and can easily scale up and down.

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131 views

Vulnerability of the open port

I'm installing service on the cloud machine and I was wondering on port vulnerabilities for my customers. My service which lives on server A (often on a customer site) needs to access server B ...
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1answer
72 views

opening up Active directory to cloud services?

We are testing SPAM/Virus cloud solutions and they can read active directory users and groups to help with users set-up and configuration. All they need from me is a user name, a password and the ...
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1answer
53 views

Security of data distributed to different cloud providers

This is an purely educational question: Suppose we have different cloud storage providers. Imagine a files as a stream of bits and we save each 'th byte on the ( module )'th cloud provider's storage ...
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7answers
4k views

Can PHI be HIPAA compliant on a cloud?

I have read conflicting information on whether PHI can be stored and delivered on a cloud in a HIPAA compliant manner. I hear many people saying you cannot share infrastructure and be HIPAA compliant. ...
2
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1answer
79 views

Secure Development Environment for University dealing with private data

We are a development team within a state public university. Much of our development deals with working with private student and employee data. Some applications push data from internal databases out ...
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1answer
70 views

Pedometer with strong privacy (no data in cloud, local analysis software, no iOS) [closed]

I wish to do 10,000 steps a day. Now searching for an accurate pedometer. I don't wish a cloud solution, data must be local and a nice analysis software. What do you recommend me? I am using a Mac.
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1answer
118 views

How secure is a static site hosted on Amazon S3?

I'm thinking about separating the static content from the dynamic content, and put the main www domain with the static content on Amazon S3. The main reason I want to do this is security. This site ...
7
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4answers
1k views

What Partial Homomorphic Encryption implementations exist and how do I leverage them?

It appears that only Partial Homomorphic Encryption(P.H.E.) is practical for modern day (2011) use. However I'm having difficulty locating libraries (FOSS or otherwise) that enable me to leverage ...
2
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1answer
200 views

What is the best practice for storing a secret on the cloud?

This post on Securing Java Application Data for Cloud Computing offers a good introduction to using a Java KeyStore for securing encrypted data in the cloud. It neglects, however, to answer the ...
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2answers
241 views

Evernote hacked - precautions?

On March 2, 2013, the digital note taking system Evernote was hacked. Evernote has forced new passwords and have released new updates to Windows, Windows phone and iOS of their client software. ...
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1answer
66 views

Mechanisms to detect service abuse in the cloud

I want to ask if it is possible to detect the abuse of a service in the cloud. How can the SaaS provider be sure that the client does not use the service for criminal acts? For example how can Google ...
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5answers
194 views

Can I scan with nmap from cloud services?

Can i conduct nmap scanning from cloud services (i.e AWS)? i am looking to do external scanning for my company and want to set up something that will be quick, efficient, and cheap. I dont want to ...
2
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3answers
180 views

Evaluating Cloud Provider Security

I am trying to make a judgement call on a cloud provider's security. This is what I know : Provider A - PRGMR.COM (not very well known but competent and reliable) Is very transparent - seeks ...
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4answers
252 views

How unlikely is it that a Google Doc link is guessed?

Most (if not all) of us know that a Google Doc link looks something like this: https://docs.google.com/document/d/13P3p5bA3lslqEJT1BGeTL1L5ZrQq_fSov_56jT9vf0I/edit There are becoming several tools ...
0
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2answers
553 views

Anyone out there using Umbrella from OpenDNS? What exactly is it?

I'm still looking for a centrally-managed AV/malware management system and I've been testing out both Panda and Webroot (due to their 'cloud-based' structure that doesn't require a server for me to ...
1
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1answer
91 views

What does key, key pair and signature mean here?

I was reading How are possible uses for X.509 (SSL) certificates denoted? on IT SE. It begins with: X.509 certificates can be used for servers, clients, email, code signing and more ...
3
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5answers
492 views

Building a Security Training Simulation environment

My university is keen to build a security training simulation environment/platform and it will be a good learning experience for students. I Googled around to find out how it is built, but I only ...
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3answers
140 views

What are the security implications of Digital Lifeboat (or other p2p storage solutions)

From Digital Lifeboat's about us section Our solution is a distributed storage cloud service. Digital Lifeboat will compress and encrypt each file selected for backup. We then process your ...
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2answers
202 views

encrypted cloud storage with partial local copy

Is there a cloud storage solution with the following features: partially copied locally. Not fully like dropbox so it can be larger than the local disk. Not fully in the cloud but just a local disk ...
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7answers
2k views

GPU powered Password cracking machine - buy metal or cloud?

As a IS consulting firm, we would like to have our very own password cracking machine. Great. Now, after some sketching and brain storming we concluded that GPU is the best way to go (contrary to CPU ...
3
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3answers
90 views

Are mail-servers removed from security concerns in contrast with cloud storage?

I have meet people and even businesses that are against using the cloud for data storage invoking security risks. In the same time they seem perfectly fine using email services (usually from obscure ...
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2answers
82 views

Security in the breaking cloud? Storage Wars?

If access to a cloud server instance that stores personal/important information is lost or removed by the provider, is my data protected? Can the provider access my data and copy it, distribute, or ...
3
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1answer
155 views

How do I configure Terminal Server (and clients) for use over untrusted Wifi networks?

Suppose a client wants to directly connect to Terminal Server exposed to the Internet, without a VPN, ... what software & settings is needed to properly protect against WiFi based attacks? ...
2
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1answer
107 views

What security risks are involved with sending data over the internal network on Rackspace Cloud servers?

What are the risks involved with sending unencrypted data over the internal network with Rackspace Cloud Servers? Assume the interfaces use iptables to filter IPs and ports so they only accept data ...
2
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1answer
137 views

smart AND secure cloud document archive

I am thinking of creating a cloud-based document archive. The intention is to make it impossible for the system to read the users' files, and be more than just a storage provider. Looking at this ...
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2answers
152 views

Cloud-specific standards and regulations

Not specific to any particular industry or requirements, but in general - are there currently commonly accepted standards regarding cloud-based applications? I* am developing a system that will be ...
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1answer
119 views

Insider threats for Private Clouds

Any one has any information or pointers to insider threats when cloud platforms like openstack etc deployed within corporate data centers ? What are different kinds of internal threats in general ...
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1answer
99 views

Cloud application Vulnerability assessment

Do you think server side assessment of application is important when application is hosted on a cloud like Amazon? Assessment on software used to host the application not the actual application, e.g. ...
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3answers
574 views

Key management in cloud datacenters

In terms of infrastructure, how do Cloud providers (organizations providing SaaS, PaaS, or IaaS via the cloud) manage keys and cryptography? From my understanding, "private" datacenters tend to ...
3
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3answers
257 views

Dedicated Server in Cloud Environment - SSL Remote Login vs Dedicated VPN

Thanks for taking your time to look into this question. Background I have my website hosted in a dedicated server in the cloud. The server is a Windows 2008 R2 machine. To publish I FTP files to ...
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5answers
459 views

Encrypt Virtual Machine in the cloud

I am no expert when it comes to security in virtualized environments. However a problem I always saw is: What happens if the host OS gets hacked and an attacker gains administrative privileges? How ...
13
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4answers
1k views

In what ways does Full or Partial Homomorphic Encryption benefit the cloud?

Can someone explain, in plain English, the practical ways FHE and PHE can be leveraged in the cloud? Some interesting (and confusing) links include this Microsoft Research PDF and this wiki entry. ...
2
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1answer
64 views

Can we just provide VM snapshopts to LEA

Currently Law enforcement agencies (LEA) take your entire server (or perhaps all servers) in a VPS/Cloud or multi-tenant situation. Have we thought of any policy guidelines where VM images/snapshots ...
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6answers
6k views

It is safe to store photos and documents on skydrive / google cloud services?

I have over 20GB of photos and documents stored on my hard disk without a backup. I'm thinking about saving all of them in a cloud service such as Microsoft Skydrive or google cloud, but I'm wondering ...
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2answers
392 views

Can fully homomorphic encryption be practical?

Fully homomorphic encryption has been implemented by Craig Gentry using ideal lattices. Can it be applied to data stored on a private cloud setup in practice? I've seen references here and on other ...
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2answers
481 views

What are the security risks of the Azure Service Bus, and how do you mitigate them?

The Azure Service Bus is a way to relay SOAP/WCF information though the "cloud" as a XML over HTTPS payload. One risk that I see is that it essentially allows a user with only outbound HTTP/S ...
3
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2answers
922 views

Storing password in Java application

What is best secure way to store passwords in Java web application? I am not talking about password to the DB, so it must be stored in de-cryptable way. It’s cloud environment and I need to protect ...
2
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2answers
127 views

Cloud services - A window to outsourcing illegal activities?

Recently I was exposed to a number of stories where alleged illegal activities (for this case, we can take brute-force) are outsourced to the cloud, and are run by the cloud providers. The providers, ...
3
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2answers
184 views

Concerns of data being on the cloud

Would you prefer a private cloud for your data or a public one? Who takes care of financial liability in case of any breach? Do companies still keep the most critical within their data centers, ...
6
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3answers
667 views

Safe implementation of sharing encryption secrets (username, password) in the cloud

I'm building a multi-tenant (cloud) environment that needs to push out (or make available for download) configuration files for agents (background services) that receive this information. One of the ...
11
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2answers
1k views

What's wrong with storing private keys in the cloud?

I know this sounds like a dumb question, but whats wrong with it? Assuming that all private data is encrypted (by the client) using PBE AES256, then is this scheme more vulerable than storing keys on ...
6
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7answers
796 views

Is this set-up PCI-Compliant?

Question: Is there a way to store credit card information on a shared hosting server AND be PCI compliant? Here is the setup: 1) SSL is being implemented for the whole checkout process and for the ...
4
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4answers
824 views

Cloud computing: future security challenges and solutions

I am currently writing a paper on the future security challenges of Cloud Computing, and possible solutions to these problems. After many hours of reading articles on the internet (my nearby library ...
25
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4answers
5k views

How can PrivateSky not see your data?

PrivateSky is a website that promises encrypted "cloud-like" secure information exchange. They promise that except the sender and receiver, nobody can see your data. After testing it yesterday, I do ...
2
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1answer
157 views

VPS Safety in the Cloud

Imagine you are running a web server on a Virtual Private Server (VPS) hosted in a datacenter. Could the people running the datacenter covertly read files from my VPS's hard disk? Could an attacker ...
2
votes
4answers
276 views

Does outsourcing infrastructure services reduce risk (and improve security)?

I've been on a kick mentioning to particular clients to quit managing their own dns, email, blogging platform, file transfer setup, etc. This from observing how poor they are at practicing good ...
3
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4answers
300 views

Security of Cloud Storage

What are the main security risks of popular cloud storage services such as Dropbox? I am torn between the convenience of cloud storage and the potential security risk of it. How can I evaluate whether ...
13
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10answers
972 views

What are security issues which are specific to cloud computing?

Moving almost everything to the Cloud gradually becomes a mainstream. Are there any security issues, which appeared together with this trend? What everybody should check out, from the security point ...
8
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2answers
408 views

Protection of Keys/Passwords on Virtual Hardware (XEN, KVM, VMWare, etc.)

Is there any reasonable way to secure data on virtual hardware? What I mean by "virtual hardware" is the various hosted systems that one can rent from various online hosters, that run on top of XEN, ...
3
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2answers
108 views

Someone else's cloud infrastructure too sketchy for large enterprise SaaS application?

I have a set of geared-to-enterprise SaaS services I will be trying to sell soon to a number of large companies. In IT and Security reviews for critical software in the past, as a vendor you were ...

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