Imports
Standard library imports
- chromiumos/system_api/attestation_proto
- chromiumos/system_api/cryptohome_proto
- chromiumos/system_api/tpm_manager_proto
- chromiumos/tast/errors
- chromiumos/tast/shutil
- chromiumos/tast/testing
- chromiumos/tast/timing
- context
- crypto
- crypto/ecdsa
- crypto/rsa
- crypto/sha256
- crypto/x509
- encoding/asn1
- encoding/base64
- encoding/hex
- fmt
- io/ioutil
- math/big
- net/http
- net/url
- os
- path/filepath
- regexp
- strconv
- strings
- time