Practical Technology

for practical people.

March 17, 2014
by sjvn01
Comments Off on Google free public DNS services were briefly corrupted

Google free public DNS services were briefly corrupted

Without the Domain Name System (DNS), we’re all lost on the Internet. DNS provides the service that translates our human readable Web addresses such as google.com to their real, but mysterious Internet Protocol version 4 (IPv4) addresses, such as 8.8.8.8 … Continue reading

March 6, 2014
by sjvn01
Comments Off on GnuTLS: Big internal bugs, few real-world problems

GnuTLS: Big internal bugs, few real-world problems

According to some reports you’d think the security sky was falling. Yes, GnuTLS, an open-source “secure” communications library that implements \Secure-Socket Layer (SSL) and Transport Layer Security (TLS), has serious flaws. The good news? Almost no one uses it. OpenSSL … Continue reading

February 19, 2014
by sjvn01
Comments Off on OpenDaylight: Open Source Programming to the Software-Defined Network

OpenDaylight: Open Source Programming to the Software-Defined Network

If you follow networking vendors, you know they get along with one another about as well as a dog whose tail has just been pulled and a cat who’s had a bucket of water dumped on him. That’s why it … Continue reading

October 2, 2013
by sjvn01
Comments Off on Health Care Exchanges overwhelmed by demand

Health Care Exchanges overwhelmed by demand

October 1st was the day. The US government may have shutdown, but despite the best efforts of Tea Party Republicans, the Patient Protection and Affordable Care Act’s centerpiece — the state and Federal health exchanges where people can shop for insurance coverage … Continue reading