HTTPS (Hypertext Transfer Protocol with Security) is a combination of HTTP with a
network security protocol (such as SSL, Secured Sockets Layer). HTTPS connection is
used for Web applications (such as online banking) that require secured connections
to protect sensitive content. Because traditional security devices are unable to decrypt
and inspect this content, virus/malware and other threats embedded in HTTPS traffic
can pass unobstructed through your security defenses and on to your enterprise network.
IWSVA closes the HTTPS security loophole by decrypting and inspecting encrypted content.
You can define policies to decrypt HTTPS traffic from selected Web categories. While
decrypted, data is treated the same way as HTTP traffic to which URL filtering and
scanning rules can be applied. In addition, decrypted data is completely secure since
it is still in the IWSVA server's memory. Before leaving the IWSVA server, the data
is encrypted for secure passage to the client's browser.
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Note
In the reverse proxy mode, IWSVA tunnels HTTPS traffic. HTTPS decryption is not supported
in the Reverse Proxy Mode. The DLP feature is not supported in this mode.
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IWSVA supports HTTPS decryption and scanning in the following modes:
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Transparent bridge
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WCCP
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Forward proxy
See also: