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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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 ...
3
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1answer
150 views

unexpected thumbprint when connecting via remote desktop - what now?

I have an Amazon EC2 instance in a VPC. I have not logged into it for some time, so I used the Amazon EC2 CLI with ec2-get-console-output to check what the thumbprint should be when I connect. To my ...
3
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4answers
1k views

Storing KeePass database in cloud. How safe?

It certainly would be more convenient to store my KeePass database on either S3, Dropbox, or better yet SpiderOak. My fear is having my cloud storage account compromised then having the credentials ...
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1answer
2k views

Has anyone achieved PCI compliance on AWS?

All the FAQs, documents and statements published by AWS aside, did any Level 1 merchant or service provider actually achieve PCI compliance on AWS yet? We're evaluating moving some of our services to ...
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8answers
2k views

How can I share files with other individuals using the cloud in a secure way?

I would like to use a dropbox because it is easy and convenient. But I want to encrypt the files with the public key of the intended recipient, so he will be the only one who can access the data in ...
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3answers
98 views

Are cloud-based collaboration tools “safe”?

I've tried to bring in collaboration tools at my company such as Evernote, Dropbox, OneNote, GoogleDocs etc. at our company but am finding it tough to get people on board. We use Sharepoint to store ...
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1answer
48 views

HIPAA compliant on Azure cloud? [closed]

We are using WebRoles to host our api, Table storage to persist PHI and Blob Storage to persist MRIs and CT images. What is required to become HIPAA Compliant? -- Edit 2014-02-17 -- I just want to ...
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7answers
1k 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 ...
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3answers
398 views

How did the spammers get this address?

A few months ago I configured a test mail server on Amazon AWS, all legit. I used a new address to my catchall-domain (something similar to, but not exactly, ...
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1answer
48 views

Why is no cloud allowed in this brief? [closed]

I couldn't find a better place on StackExchange for this question, but please point me in the right direction if there is a better place for it. My company is bidding for some work, and in the ...
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2answers
161 views

What are the security risks associated with storing passwords on the internet?

With products such as LastPass that store encrypted passwords on remote servers, what are the associated risks that aren't applicable to locally stored and encrypted passwords? If something is ...
3
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1answer
68 views

Is cloud hosting allowed for FIPS 140-2?

I am in the very early stages of making my application FIPS 140-2 compliant... so early in fact that I am not sure what level it has to be... just writing a preliminary recommendations document at ...
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2answers
149 views

Does setting up a DMZ for a home consumer “cloud” appliance make sense?

Some of you may have seen/hard of Western Digital's MyCloud NAS solution for home networks. This comes with a proprietary app suite for mobile devices and workstations alike. This allows the consumer ...
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2answers
91 views

How much safe is “the cloud” ? What is the simplest and safest approach in storing everyday personal data?

You use multiple computers in work, home and mobile devices (android, ipad). You want to share your files between devices and you use physical sources: an SD card, dvds, a usb stick etc. with every ...
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1answer
92 views

Any issues with this security design for cloud storage? Server doesn't even need to know password to log someone in

I've created an algorithm I think I'm going to use for a cloud storage service I'm developing- if there are no issues or vulnerabilities with it. It's this along with TLS and forward secrecy ...
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0answers
42 views

What are the steps to securing encryption keys/databases on an unsecured DAAS provider?

Most Desktop As A Service providers store their virtual hard drives and the VMs RAM in a way that allows them to access their contents. Of course choosing a provider who offers a 'no-knowledge of ...
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0answers
36 views

Advanced research in securing development environment when offered via remote access

With this question I am looking for a direction or suggestions towards advanced research that might be going on currently in designing remote access environments for the development environment(DE) ...
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3answers
463 views

How to mitigate SSL based DDoS attacks?

as you probably know the problem with SSL based DDoS attacks is, that the traffic cannot be analysed and filtered by a DDoS mitigation service provider such as Prolexic, Akamai, Radware, etc. without ...
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2answers
132 views

PCI-DSS - key-based shell access to internal servers?

In the following PCI 2.0 requirement, I am not sure how to interpret computer access to internal machines (not remotely accessible): Requirement 8: Assign a unique ID to each person with computer ...
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2answers
56 views

ICO compliance and Google Cloud SQL

I have a basic simple question for which I couldn't find anywhere. Is is possible to use Google Cloud SQL services and still retain the regulations from ICO and other similar requirements? I ...
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3answers
175 views

Protecting personal documents in cloud

I want to keep my personal documents in cloud e.g. Dropbox. But I want some of my documents be encryted and password protected, such that: 1. even if my Dropbox gets hacked, those documents still have ...
3
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1answer
795 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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1answer
146 views

Which cloud providers can be used for the simulation of DDoS attacks? [closed]

Cloud providers have a great infrastructure to perform DDoS simulations. You can get thousands of virtual machines with different IP addresses, fully customizable with the tools you need for testing. ...
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2answers
115 views

How to check if my files were uploaded via cloud storage?

I've had an employee leaving the other day and he's told people in the business that he might have taken some sensitive information. It's likely to be via cloud storage (e.g. Dropbox, Box, Evernote, ...
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6answers
12k 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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1answer
87 views

It it a good idea to whitelist inbound email using a Hash on the address? (Similar to BATV, but with DKIM)

Problem Statement I'm looking at ways to ensure that business partners, or emails from trusted senders, never get quarantined; ....in other words prevent "ham being seen as spam". Ideally this ...
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2answers
299 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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1answer
113 views

US Export Laws (Encryption Cloud Service) [closed]

Okay - so I have been extensively looking into US export/import laws relating to encryption software (5D992), however I have a few questions about the laws and their applicability. So, the laws ...
6
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1answer
355 views

AWS VPC - should connections between instances be over SSL?

Say I have a few EC2 instances in an AWS VPC network, each assigned its own private address for the subnet at creation. Say one of them is a DB, and another one some kind of web app talking to the DB. ...
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2answers
724 views

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

The Service Bus is software that can be installed on Windows or rented on Azure and allows someone to relay SOAP/WCF information over the internet in the form of a XML over HTTPS payload. One risk ...
6
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3answers
867 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 ...
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1answer
60 views

Performance issues while applying encryption at host or guest level?

One of the security expert here suggested me to apply encryption at guest(virtual machine) level rather than applying at host level with good reason. Before applying that I want to know what can be ...
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1answer
119 views

Which one is best, host or guest encryption?

Can anyone please tell me which option is better, I mean whether I should encrypt my data at virtual machine level or guest level in cloud? I tried to investigate it but did not find best solution so ...
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3answers
507 views

Can cloud based password managing services be trusted?

I'm a big time user of cloud based password managing services like LastPass. But in the light of recent revelations like various government backdoors in popular sites, programs like prism, etc. I'm ...
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1answer
179 views

How are IaaS Virtual Machines Isolated?

I am currently examining Hypervisor firewalls for my graduate thesis, but I unfortunately don't have a lot of experience with IaaS environments. How are IaaS Virtual Machines network isolated from ...
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2answers
487 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 ...
0
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1answer
117 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 ...
2
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1answer
91 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 ...
19
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7answers
5k 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
116 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
93 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.
2
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1answer
308 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 ...
8
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4answers
2k 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 ...
4
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2answers
277 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
90 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
732 views

Can I scan with nmap from cloud services? [closed]

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
219 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 ...
3
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4answers
750 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 ...
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1answer
154 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 ...
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5answers
1k 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 ...