-CA filename. specifies the CA certificate to be used for signing. When this option is present x509 behaves like a mini CA. The input file is signed by this CA using this option: that is its issuer name is set to the subject name of the CA and it is digitally signed using the CAs private key.
Signs and symptoms[edit] Tension-type headache pain is often described as a constant pressure, as if the head were being squeezed in a vise. The pain is frequently present on both sides of the head at the same time. Tension-type headache pain is typically mild to moderate, but may be severe.
When you have a tension headache, you may feel like there is a tight band around your head, squeezing tighter and tighter around your temples. You may also experience pain in your scalp or neck. Though tension headaches are the most common type of headache, their causes arenât well understood. Experts believe they may be triggered by responses to stress, depression, anxiety, or injury. with the right treatment, you should be able to find relief.