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CloudFront versus Imperva

Easily compare CloudFront and Imperva for POP locations, products, pricing, features & support. We hope this helps you better understand the similarities and differences between these content delivery networks.

CloudFront logo Imperva logo

Company

Company CloudFront Imperva
Short profile CloudFront is the CDN of AWS (Amazon Web Services), the world's largest cloud services provider. CloudFront offers a mature set of content delivery products and has a big network of POPs on many continents. Solid documentation and APIs make CloudFront a developer-friendly CDN. Imperva's CDN (formerly Incapsula) makes your websites and applications faster, more reliable and safer. A global network of servers provides content caching, load balancing and failover, while an enterprise-grade cloud web application firewall and DDoS protection safeguard your site from the latest threats.

Products

Yes
Sort of/partially
No
Extra costs
Unknown
Product CloudFront Imperva
Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... Dynamic Content Delivery Content Delivery Network
Small file deliveryStatic object delivery; caching of small files (file size <1 MB) Content Caching
Large file deliveryStatic object delivery; caching of large files (file size >1 MB)
Live videoDelivery of live video. RTMP? Transcoding/transmuxing? Streaming Media
Video on demandDelivery of on demand video
Image OptimizationAutomatic image transformation/compression/optimization Image Compression
DNSAuthoritative DNS for customer domain AWS Route53 Name Server (NS) Protection
tooltip Name Server (NS) Protection is a secure proxy in front of your authoritative DNS
WAFWeb Application Firewall AWS WAF Web Application Firewall
Anti-DDoSDDoS attack protection. Specific product(s) for this. AWS Shield DDoS Protection
Private CDNDedicated edge resources & custom configs
Edge ComputeRun your code on CDN edge servers Lambda@Edge

Network

Region CloudFront Imperva
North America 24 11
Latin America 6 3
Europe 27 11
Russia & CIS 0 1
Asia excl. China 17 11
China 4 0
Oceania 4 3
Middle-East 4 3
Africa 3 1

Pricing

Pricing & contract duration CloudFront Imperva
Minimum contract term None Unknown
Minimum monthly costs None Unknown
Requests costsCustomers pay for client to CDN requests $0.0075 - $0.022 per 10k requests Unknown
Ingress costsCustomers pay for origin-to-CDN bytes transferred $0.02 - $0.16 per GB (free if origin is AWS) Unknown
NA/EU traffic (low volume) $0.085 per GB Unknown
APAC traffic (low volume) $0.12 per GB (India: $0.109) Unknown
LATAM traffic (low volume) $0.11 per GB Unknown

Features

Yes
Sort of/partially
No
Extra costs
Unknown
Web acceleration CloudFront Imperva
Instant setupSign up, configure, start testing.
Change propagation delayHow fast do config changes propagate to all POPs? ~10 minutes Instant
Apex/root domain OK Blog: Root domain on CDN and performanceNo performance degradation when using http(s)://domain.com Only if used together with AWS Route53 Anycasted network (regional)
HTTP/2 HTTP/2 announcement (Sep 2016) FAQ
WebSockets Using WebSockets with CloudFront distributions WebSockets docs
IPv6Do the edge servers have IPv6? IPv6 support announcement (Oct 2016) IPv6 support
Compression CDN Guide: CompressionReduce file size for faster delivery Resend from origin, or compress on edge
tooltip CloudFront can compress many content types on the edge and supports Brotli
Compress on the edge
Origin pull - protocolHTTP only or HTTPS possible too? HTTP and HTTPS HTTP and HTTPS.
tooltip Can be IP address
Origin pull - Host headerUse client > edge value? Set specific value? Can't configure specific other Host header Can configure specific other Host header.
tooltip Forward client request Host header is possible
Origin ShieldOne POP pulls from origin, other POPs pull from the shield POP Origin Shield docs
Push / uploadStore your content directly on CDN, no customer origin
Cache control - CDN caching Granular control/override rules possible
Cache control - client caching Granular control/override rules possible
Serve Stale CDN Guide: Serve StaleCDN serves cached but expired content in case origin is in trouble No Cache-Control extensions support
Purge CDN Guide: PurgeInvalidate or delete cached objects on CDN Purge Speed Instant
Purge - capabilities Purge all and by directory/file type (wildcards) Purge all, by directory, by file extension, by tag(s)
Analytics Amazon CloudFront Reports & Analytics Real time perf and security events dashboard
Log files Only delivered to S3
tooltip CloudFront delivers access logs for a distribution up to several times an hour
Available via UI, API, or full SIEM integration
tooltip Logs are not delayed
API Purge, analytics, configuration Purge, analytics, configuration
HTTPS & Content Protection CloudFront Imperva
CDN domain HTTPSUse the CDN's domain, like cloudfront.net Free (not SNI) CDN and SSL/TLS
Customer domain HTTPSYour domain in the CDN's certificate
Customer cert HTTPSYour certificate on the CDN Free (SNI) or $600/m for non-SNI
Token authentication Serving Private Content through CloudFront Via authentication header
Geo blocking Restricting the Geographic Distribution of Your Content
Hotlink protectionThird parties cannot deeplink to your content Use AWS WAF for Referer Checking
Basic authenticationUser logs in on the CDN to get content Two Factor Authentication
IP white/blacklisting Use AWS WAF to Block IP Addresses IP address/ranges/subnets, self-service in UI

Support

Customer support CloudFront Imperva
Documentation Yes, public. API docs Yes, public
Humans Community support is free. Email and phone support (AWS Support) available at extra costs Imperva’s team of support engineers deliver technical assistance 24x7x365 via phone, email, or online via the self service portal