-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.
1 Cluster headache. 2  Tension headache. 3  Chronic headache. 4  Vascular headaches-related to blood vessels; includes migraines and cluster headaches. 5  Muscle contraction headaches-caused by the muscles of the face, neck or head; includes tension headache. 6  Traction headaches-caused by the head or neck being pulled or moved.