-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.
Tension headaches. Tension headaches are the most common type of headache and are what we think of as normal, everyday headaches. They feel like a constant ache that affects both sides of the head, as though a tight band is stretched around it.A tension headache normally won't be severe enough to prevent you doing everyday activities.They usually last for 30 minutes to several hours, but can last for several days. The exact cause is unclear, but tension headaches have been linked to things such as stress, poor posture, skipping meals and dehydration.ension headaches. Tension headaches are the most common type of headache and are what we think of as normal, everyday headaches. They feel like a constant ache that affects both sides of the head, as though a tight band is stretched around it.